MGSE9-12. They might not have done much with lines of best fit and probably didn't learn how to do it on the graphing calculator yet. ) Identify the data sets as having a positive, a negative, or no correlation. Course 3 Chapter 9 Scatter Plots and Data Analysis Scatter Plots show the trend of a data set. Write the equation of the Trend Line. Use data points to make a Scatter Plot Draw in a Trend Line Use the two points to write the equation of the line. 7). 1. Cooperative review: scatter plots task A scatter plot is a type of plot or mathematical diagram using Cartesian coordinates to display 1 Overview; 2 Example; 3 Scatter plot matrices; 4 Example of ScatterPlot; 5 See also; 6 References; 7 External links A line of best fit (alternatively called 'trendline') can be drawn in order to study the relationship between the A scatter plot is a graph of a collection of ordered pairs (x,y). 3 TV Watching, Homework and Test Scores v 3. S Scatter Plots display data in two variables. 14 instructional days + 3 days reteaching/ enrichment. 2. 340-341 #1-10 (all) Lesson Notes: Homework: Finish 5-7 Scatter Plots and Trend Lines, pgs. 11/15. doc Activity 5. SP. 100 150 200 250 100 120 100 100 200 120 80 120 140 Scatter plots and linear models Let's say that you've the first of every month for one year been counting the amount of people on a subway platform each morning between 9 and 10 o'clock. 4. each 5-minute segment. 5. 14) Using scatter plots and trend lines to make predictions. 5 X Trend Line Equations Step-by-step Lesson- Where the previous standard had us understand the trend line, now we find the equation for it. Tall Buildings in U. 2A. trend line > predict the distance traveled Graph linear inequalities. ” Step 3: Click “Simple” Scatter plot. The scatter plot shows a relationship between a man's height and the length of his femur (thigh bone). Check Scatter Plots & Lines of Fit Homework. The distribution is not symmetric. . Sweater Sales Average Price $21 $28 $36 $40 Number Sold 130 112 82 65 2. This is called correlation. Practice making sense of trends in scatter plots. 340-341 1,2,3,9,10. !Explain the difference between a group of points on a scatter plot and a group of points that lie on the graph of a linear function or trend line. Functions. Music: The scatter plot shows the number of CDs (in millions) that were sold from 1999 to 2005. WATCH VIDEOS In preparation for the text next week, go to www. Scatter Plots Construct a scatter plot. 5 3. 4. Need help NOW with a homework problem? 5 Dec 2018 You can add one trendline for multiple series in a chart. Stata for Students: Scatterplots. 5 Correlation and Best-Fitting Lines. On a scatter plot one set of data values increases as the other set decreases. Homework Page 164 165, 20 - 26 Scatter Plots and Trend Lines - Scatter Plots and Trend Lines MCC8. 2a. b. Learn Equations of trend lines: Phone data. Is there a way to do these plots in a loop and how to plot a trend line to each 5 points per plate? fitted line and this RE: Homework due 2/1/18 (7A,7C,7E) & 2/2/18 (7B,7D) Dear students, A. After students create the scatter plot, then they have to answers some questions about it. 800Q Organize, display, and interpret information in scatter plots. 2 Objective: Determine the correlation of a scatter plot Scatter Plot A scatter plot is a graph of a collection of ordered pairs (x,y). 11/7 Unit 4 Review Writing Equations of Trend Lines Two Points on the Trend Line are (14, 30) and (24, 48) Predict the wingspan of a hawk that is 28in long. 915. 2. Parallel lines are lines in same plane with the same slope and different y- Homework 8. C(–2, –1) 2. Interpreting a Scatter Plot 1. Explain your answer to question 1. 18 Nov 2014 Scatterplots and Trendlines. notebook 2 November 14, 2014 Questions/Main IdeasLine of Best Fit describes the trend of the data used to make a prediction (half the points should be above the line and half below) Example 3 The table shows the growth of the world population. That should be an extra credit question. 0 01. 2: Evolution of the Telephone Activity 7. Press to summon up the Stat Plots window. 3 Section 4. a. Fall 2012 Chapter 3 Homework. If y tends to increase as x increases, then the paired data are said to have a If y tends to decrease as x increases, then the Homework: Finish 10-3 Modeling Data With Lines, pgs. A 9 day CCSS-Aligned Scatter Plots and Data Unit - including scatter plots, trend lines, two-way tables and relative frequency. 91: 3. A scatterplot is an excellent tool for examining the relationship between two quantitative variables. 14 Scatter plots due Monday 5/6 IXL DD. The graph of 6 +3 =36 is 24 units below the graph of 6 +3 =12. In these situations, a line can be drawn to model the pattern, which is called a trend line. #14. 1 7. Based on this relatíonship, predict the length of a man's femur if his height is 160 cm. Then go to Plot 1 and choose the Scatter Plot Icon in Type. 3. In many real-life situations, scatter plots follow patterns that are approximately linear. 1: Graphing Relationships: Reflect: p. A scatter plot is a graph of a collection of ordered pairs (x,y). Trend Lines Scatter Plots and Unit 5: Scatter Plots & Trend Lines (4 weeks) UNIT OVERVIEW Students will begin the unit by exploring measures of central tendency and spread and displays of one-variable data including, dot plots, histograms, and box-and-whisker plots. To illustrate, let us pretend that you have a business that sells notebooks. 5(a) Scatter Plots and Trend Lines. Positive correlation means when one variable increases, so does the other. FAMILY The table below shows the predicted annual cost for Ask people what comes to mind when they think of Excel, and odds are they'll say "spreadsheets". Outliers and trend lines. " Homework Students will complete the "Scatter Plots Practice" worksheet. Answers Answer Keys. A trend line is a line on a scatter plot, which Activity 5. There are 3 questions at the bottom that really got them thinking. Scatterplots. However, they have a very specific purpose. 3/24 Multiplying Binomials Day 1. Organize, display, and interpret information in scatter plots. how did they get this answer Fitting a lines to a scatter plot?. Quadratic page 4 HW: Scatter Plots Scatter Plots and Trend Lines **To determine a correlation, look for a relationship between the data sets! Positive Correlation Negative Correlation No Correlation As one set of values As one set of values The values show no increases, the other set increases, the other set relationship. Go to [2nd] "STAT PLOT". A(3, 2) 3. What makes this product unique is that the students must draw 12 Jan 2017 Scatter Plots And Trend Lines. 4Texas Teacher?Grab the TEKS-Aligned Scatter Plots and Data Unit. The trend line is also known as dutch line, or line of best fit, because it best represents the data on a scatter plot. Use a graphing calculator to ﬁnd the equation of the line of best ﬁt for the following data. Homework solutions - Contemporary abstract algebra, order from least to greatest fraction calculator, examples of math trivia mathematics "geometry", congruence calculator, TI Calculator rom image, Homework solutions Applied Fluid Mechanics, how do you change a decimal into a fraction by using a scientific calculator. Scatter plot lesson plans and Part 3 of 3 Scatter Plots and Lines of Best Fit they use the table shown to model the relation with a scatter plot and trend Quiz - Scatter plots l) What type of correlation is shown in the scatter plot below? Name 10 positive correlation B. CRITICAL THINKING Based on your answers to parts (a) and (b), are black-. 341-343 #12-22 (skip #21) ALEKS (15-20 minutes) On the Horizon: 5-8 Graphing Absolute Value Functions; Chapter 5 Videos Being able to quickly assess the linear association between two variables is one of the main purposes of using a scatter plot generator. The table shows the amount of time spent studying for a final exam by 8 students and the grades that they earned. The second part of the concept was an introduction to creating scatter plots, describing the correlation and using trend lines. They will fit a trend line to a scatter plot by hand and find its equation. Homework - Wednesday, 12. 4-5 Scatter Plots and Lines of Fit When data is taken from real-world situations, it very often does not fall in an exact line; however, it does often display a linear trend, and that trend can have a positive, negative, or no correlation. 6b Box-and-Whisker Plots; Activity 5. 2 Relations and Functions. 1. 3 1. 3: Correlation and Causation The data points follow an overall linear trend, as opposed to being randomly distributed. 3 7. Students then worked with their M&M's to construct scatter plots with positive and negative correlations. The graph looks like a bunch of dots, but some of the graphs are a general shape or move in a general direction. Write your equation in y = mx + b Scatter Plots and Trend Lines continued By drawing a trend line over a graph of data, you can make predictions. We may want to see if there is some sort of connection between two sets of data, such as the number of hours your friends study per week versus what their grade point average is. If y tends to increase as x increases, then the data have a positive correlation. Name B00!“ ‘ I Hour DaTe ' q , ScaTTer PIoTs and Lines of BesT FiT WorksheeT ‘ 1. 3, 8. The following scatter plot shows Pam's training as she prepares to run a 6 mile Q. Based on this information, which best describes the relationship between the number of students and the number of free throws each student made? A. The truth is, Excel is an incredibly powerful, robust, and dynamic data visualization platform for those willing to think beyond rows, columns, and primitive pie charts -- and I'm here to prove it. 1 Graphing Relations. However, a positive (or negative) correlation doesn't have to imply a trend. pdf problems 7 - 29, with more details for the even problems 20-28. c. ) The following data were collected on nine students in an algebra class. 1-3. Lesson 4. (The data is plotted on the graph as "Cartesian (x,y) Coordinates") Example: Chapter 3. 11/15 Mean Absolute Deviation. Scatter plots are used to show relationship between two sets of data by writing them as ordered pairs. Graph a scatter plot using the given data. Draw a line of fit for the scatter plot. 5 2. The teacher records the number of hours each student studied and the marks scored by the respective student on the test. Unit 5: Linear Functions. 2 Scatter Plots and Trend Lines 6 Interpolation and Extrapolation: Activity 5. 8. Make a scatter plot of the data. Day 3 Notes Template for Handout 3 Volume of Spheres Homework. Find the slope using the two points and the formula. S. C. 5 Quiz Review 3. 3 TV Watching, Homework and Test Scores Activity 5. Use data points to make a Scatter Plot Draw in a Trend Line Use the two points to write A straight line that best represents all data points of a scatter plot. . scatter plots that suggest a linear association, informally fit a straight line, and SP. We do them both "by hand" and using the graphing calculator (TI-84 or TI-83 also works). Watch the two videos shown below: B. UNIT 6 Statistics and Samples to the points on a scatter plot. Homework: 15 Scatter Plots and Trend Lines Worksheet Si Inc from scatter plot worksheet , source:si-inc. According to the data, what will the estimated gross revenue be in 2015? 5. two points that lie on the trend line Unit F Homework Helper Answer Key 2. 3/20 Practice Day with Adding and Subtracting Polynomials. Bubble charts are a good choice if your data has 3 series/characteristics with an associated value; in other words, you need: chart, adding labels, and adding a trendline (the linear regression equation). 98: Evaluate: Homework and Title: Lesson 11. Approximate a trend line and identify the relationship as positive, negative, or no correlation. This line may pass through some, all, or none of the points displayed by the scatter plot. is a negative correlation between the metrics: the less homework assigned, the Wave Height, 3, 6, 5, 1, 4 The scatter plot shows the numbers of lawns mowed by a local lawn care business Scatterplots & Line of Best Fit – Practice 9. Predict the Using the trend line, if you draw a line up from 30 and over to the Review (Answers). In Figures 9-1c and 9-1d, the data points lie relatively close to, but not exactly on, a straight line. Scatter Plot/Line of Best Fit/Trend Line Review Worksheet This 2 page activity is a wonderful activity to have the students reviewing scatter plots/line of best fit/trend lines. 1: Sea Level Rises Activity 7. Please don't purchase both as there is overlapping content. See line of fi t on scatter plot above. Kuta Software - Infinite Pre-Algebra. The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Jan 53:16 PM Writing Equations of Trend Lines Two Points on the Trend Line are (14, 30) and (24, 48) Predict the wingspan of a hawk that is 28in long. By default, Tableau uses the shape mark type. extension: use graphing technology to make scatter plots and lines of crud ketchup View Homework Help - Scatter Plots Homework from MATH 01 at Stephen Lewis Secondary School, Mississauga. Use the given data to make a scatter plot. Search. Scatter plots with positive correlation. 3: Television, Homework and Test Scores Is the amount of television students watch related to how much homework they complete or how well they score on tests? Scatter plots and trend lines can help answer these questions. !Describe the information you would have to collect to create a scatter plot. The graphs are two parallel lines. 5 1. 1 Construct and interpret scatter plots for bivariate measurement data to investigate patterns of association between two quantities. With scatter plots we often talk about how the variables relate to each other. 1,800 3. The graphs have the same x-intercept. Draw the line of best fit for the data. 3/23 PARCC Day 2. They might be picked for 5 different degrees of problem. How would you expect their shoe sizes to compare? 2. If you are new to Stata we strongly recommend reading all the articles in the Stata Basics section. No relationship C. Scatter plots (also called scatter graphs) are similar to line graphs. 0 and 1. 3 Writing Functions. Students will learn to construct and interpret scatterplots, identify lines of best fit, find outliers, and answer critical-thinking questions. MUSIC The scatter plot shows the number of CDs (in millions) that were sold from 1999 to 2005. A positive correlation means that as the x-values get larger the y-values also get larger. com Monitoring Progress and Modeling with Mathematics In Exercises 3–6, use the scatter plot to fi ll in the rest of the data there are 3 points above and 3 points below the line. 4 Graphing Functions. If there is a positive or negative correlation, Algebra 1 answers to Chapter 5 - Linear Functions - 5-7 Scatter Plots and Trend Lines - Mixed Review - Page 340 32 including work step by step written by community members like you. Under “Plot 1,” use the arrow keys to move the cursor to On and press . You will find a trend line for a scatter plot (line of best fit) You will determine if a graph or statement represents correlation or causation. These points can be used to determine the trend of the data. HW: No homework. 8 3. Test Review. Maybe his father is giving him more hours per week or more responsibilities. Draw a line of fit on the graph and find the equation for the 3 Box and whisker plots Homework: box and whisker plots worksheet 4 Graded group-work: Activity 5. That is, explain what trends mean in terms of real-world quantities. 7 Modeling with Exponential and Power Functions 511 MODELING WITH POWER FUNCTIONS Recall from Lesson 7. g. 1, 8. For example, with this dataset, it is clear that Mateo is earning more each week. Comparison of Two Different Gender Sports Teams - Part 3 of 3 Scatter Plots and Lines of Best Fit 9th - 10th Students create a scatter plot for bivariate data and find the trend line to describe the correlation for the sports teams. 1 Homework The Plan For Today Quiˆ˙ Mod. Therefore, neither line g nor line f is a better line of fit for this scatter plot. com. Remind students that the correlation coefficient measures how close the points are to the line of fit, not the steepness of the line. ) 1. If y decreases as x increases, Scatter Plots and Trend Lines Form G Use the table below and a graphing calculator for Exercises 1 through 4. D(0, –3) 6. the scatter plot. 3. Step 1: Draw a trend line through the points. You work for the Bureau of Tourism in Miami. 9 Scatter plots Lines of best fit 5/8 45 Scatter Plot and Line of Best Fit answers day 2. Send a text to 81010 and use code @dk472 in the text box for 8 th grade Course 3. The data use must be ordinal in order to make a scatter plot, as there must be a way to order the points so that they can be compared. Use the information in the scatter plot to answer Exercises 3 and 4. Warm Up: Mean, Median, and Mode draw straight line on a scatter plot that closely fits point- trend lines. There is a quiz over scatter plots, lines of best fit, univariate and bivariate data, and outliers tomorrow. notebook 3 January 24, 2019 Jan 45:17 PM Scatter Plots & Trend Lines EQ: How do you write an equation to show trends in data? Jan 45:17 PM Scatter plots are similar to line graphs in that they use horizontal and vertical axes to plot data points. The graphs are two perpendicular lines. 489 #8-19 (use ANY method you want) 3/25 Practice with Multiplying Binomials. Big Idea(s) Although scatter plots and trend lines Given a scatter plot, can you estimate the slope of the line of best fit that goes Estimating slope of line of best fit. Describe the type of correlation the scatter plot shows. y5. ) Create a scatter plot that and box plots. Explore math with desmos. The x-value represents the time since the cookies were baked and the How to draw a trend line and find the equation of that trend line when you have a scatter plot. You can choose one of the others (such as the scatter plot with lines), but you’ll rarely need to use them. notebook 3 4-5 Scatter Plots and Lines of Best Fit 4-5 Scatter Plot and Line of Best Fit answers day 2 Can you find your fundamental truth using Slader as a completely free SpringBoard Algebra 1 solutions manual? YES! Now is the time to redefine your true self using Slader’s free SpringBoard Algebra 1 answers. 4 Scatter Plots. Use the trend line to predict how many chapters would be in a book with 180 pages. 2 2. 5) from his 20 Mar 2013 Construct a scatter plot for the above data. Which data sets have a positive correlation? A The length of the lines at Scatter Plots and Trend Lines 2. R. Does this scatter plot show a positive association, negative association, or no association? Explain why. Students will be able to graph and interpret points on a scatter plot determine whether a scatter plot has a positive, negative or no correlation write Homework – Section 6. Use the equation to make a conjecture about the amount of water lett in the pool aner 40 minutes. Copy of Handout 2 Volume of Cones Homework. The table shows the number of cookies in a jar from the time since they were baked. There is no consistent trend regarding the length of games. 7 4. Scatter Plots and T. Data: Mean absolute deviation (MAD) and Sampling Scatter plots and trend lines. 3,400 3. B. How to make a scatter plot in MATLAB ® . 2 Use the given scatter plots to answer the questions. D. Draw a trend line and use it to predict Scatter Plots and Warm Up Graph each point. You are asked to predict the number of bats that will be living in an abandoned mine in 3 years. Simple Algebra Homework Help: Trend Lines & Scatter Plots? In class I knew how to do it but I don't have my graphing calculator at home! So can you explain what to do when you have a scatter plot and need to draw a trend line? Best-Fitting Lines SCATTER PLOTS AND CORRELATION A is a graph used to determine whether there is a relationship between paired data. 12/7 HWQ #12 – Tues. 2 7. com, a free online graphing calculator Tuesday 5-6 Parallel and perpendicular lines Wednesday 5-7 Scatter plots and trend lines Thursday 5-8 Graphing absolute value functions Friday Quiz Homework: Study island week 16 12/4/2017 - 12/8/2017 Monday 5-3 slope-intercept form Tuesday 5-4 Point slope form Wednesday 5-5 Standard form A. This article is part of the Stata for Students series. Chang wants to know if he is improving his skill on the cello. 1) No correlation 2) Negative correlation Linear 3) Scatter Plots and Trend Lines Practice and Problem Solving: C Graph a scatter plot and find the correlation. CCSS Math: 8. Displaying all worksheets related to - Answer Key For Scatterplot. 5 Scatter Plots and Trend Lines What are Coordinates and Scatter Plots? A scatter plot, scatterplot, or scattergraph is a type of mathematical diagram using Cartesian coordinates to display values for two variables for a set of data. You are a biologist and are studying bat populations. Scatter Plots. 2b Scatter Plots Algebra 10. The web page contains the review, notes, practice, and homework that students will need to complete in order to move on to the next lesson. Scatter plots are a collection of bivariate data that are plotted as ordered pairs on a coordinate plane. What time of relationship does the scatter plot show? Scatter plots & line of best fit A. Simply send a text to 81010 and use code @h37k9e in text box for 6 th grade ELA. The table shows the percent of people ages 18–24 who reported they voted in the presidential elections. 4 and 5 scatter plot correlation positive correlation negative scatter_plots_and_lines_that_best_fit. pdf Words 175 125 140 Name Jill Mand Pam Rachel Sue Minutes 2. How to use points on a trend line to write an equation in slope-intercept form. Plot the data in a scatter plot. Whole class: go over homework 3. If the trend continued, about how many CDs were sold in 2006? 2. Plot each ordered pair on the graph at the right to make a scatter plot. Does the data show a positive, negative or no correlation? Percent of Americans Who Have Completed High School 3. Pupils construct scatter plots I have no idea how to find the answer and how to set up for a calculation. 8 Outliers in Scatter plots 5/7 IXL DD. 6 - Standard Form (Finding X- and Y-intercepts, Graphing By Using Intercepts, Writing Equation in Standard Form) Learn scatter plots trend lines with free interactive flashcards. Though there are a few outliers, there is a general relationship between the two variables. 6 Compound Inequalities. Worksheets are Scatter plots, Scatter plots, Concept 20 scatterplots correlation, Scatter plot work answer key platter of scots wait, Name hour date scatter plots and lines of best fit work, Name period scatter plots algebra 10, Tall buildings in cities building city stories height, Scatter plots and Students will explore scatter plots, positive, negative and no correlation, as well as creating lines of best fit (trend lines) for given data. 340-342 Examples and Quick Checks #1-3. Go to Homework Video Tutors 3. homework: attached worksheet. If you continue browsing the site, you agree to the use of cookies on this website. Scatter Plots and Trend Lines HW: 4-2 Scatter Plot and Trend Lines Study Guide due Fri, 11/30 Moby Max 30 min due Thurs @ 11:59p Tu: FLYING SPIDER FIELD TRIP HW: Study Guide due Fri, 11/30 Moby Max 30 min due Thurs @ 11:59p W: NO SCHOOL Th: HAPPY THANKSGIVING! F: NO SCHOOL their lunch account, as well as how many homework assignments they had that evening. 5 Quiz None 11/10 3. After giving the guided notes (right-side), the focus was on creating scatter plots from a table of data, describing the correlation and then using the trend line to estimate and solve problems. Graph the following scatter plot on your graphing calculator: 3. Scatter plot line of best fit worksheet abitlikethis worksheets best. 100 80 60 20 30 50 x 10 20 40 Study Tirœ (minutes) Scatter Plots Graphing Calculator. 5 X IQR rule. 4 : Scatter Plots and Trend Lines Make a scatter plot of the data shown in each table. Making appropriate scatter plots Get 3 of 4 questions to Equations of trend lines: Phone data (Opens a modal) Scatterplots show us relationships and patterns B. View Answer Keys- All the answer keys in one file. They may be selected for 4 various levels of difficulty. HW: p. 5 Quiz Review: 11/9: 3. A numerical (quantitative) way of assessing the degree of linear association for a set of data pairs is by calculating the correlation coefficient. When there is a correlation, identify the relationship as linear, quadratic, or exponential. MUSIC Describe the correlation shown by each scatter plot. Data points are plotted on a graph to represent data and determine correlation. Are there any groups? Scatter Plot Generator Course 3 • Chapter 9 Scatter Plots and Data Analysis Lesson 9-6 1. A scatter plot can use several mark types. 0-1. A biologist in a laboratory comes up with the following data points. Scatter Plots and Lines of Best Fit Worksheet 1. a person’s age and the amount of broccoli the person eats A Graph 1 C Graph 3 B Graph 2 D Graph 4 8. Scatter charts can include a trendline that shows how the variables in the chart are a 3rd dimension which is represented in the chart as the size of the bubble. Scatterplot is a graphical representation of statistical data to determine the relative strength of the variables. In investigation two, students will be introduced to scatter plots and trend lines. Scatter plots & line of best fit A. Don’t Count on Bagpipes. The points on scatter plots sometimes form a linear pattern. trend line C. 340-342 Examples and Quick Checks #1-3; ALEKS (20 minutes) On the Horizon: 10-3 Modeling Data With Lines; Chapter 10 Videos Making a scatter plot; Using scatter plots and trend lines to make predictions keywords: line of best fit, trend line, intpreting data, scatter plots the activity worksheet will determine what adjustments may be needed to improve the manuscript caretaker. Practice 6-6 Scatter Plots and Equations of Lines Decide whether the data in each scatter plot follow a linear pattern. 2: Scatter Plots and Trend Lines Activity 7. notebook 3 November 13, 2018 3 When two sets of data have a positive or negative correlation, you can use a _____ to show the correlation more clearly. In this example, each dot shows one person's weight versus their height. To check their understanding at the end of the lesson, each student chose one of the three possible types of correlation and rearranged their M&M's to reflect that correlation. A trend line is a line on a scatter plot, drawn near the points, that shows a Plan for Monday, October 15th: If there is no sub, please work on the Unit 2 practice posted below. How does the graph of the equation 6 +3 =12 compare to the graph of the equation 6 +3 =36? A. Description of a relationship between two data sets. Vehicle Sales (Millions) Trend is increasing. Use the table to make ordered pairs for the scatter plot. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Find the slope-intercept form of the equation of the line that best fits the data. no correlation b. Student Exploration: Solving Using Trend Lines Vocabulary: correlation, scatter plot, trend line Prior Knowledge Questions (Do these BEFORE using the Gizmo. notebook March 12, 2018 A math teacher asked her students how many hours of sleep they had the night before a test. Illuminations has a couple of very well done activities where students have to create a scatter plot graph from data. tends to increase. Scatter Plots and Trend Lines April 23, 2012 Create trend lines to make predictions. Unit 3 Assignments: Integer Operations, Absolute Value, Coordinate Plotting Algebra/Pre-algebra classes. This resource has 3 amazing products to have your students practice scatterplots and trendlines. Because both are going up, it is positive correlation. Τ To identify real-life trends in data 3. Describe the relationship seen: Whether the relationship is POSITIVE or NEGATIVE and what this means in context. If y increases as x increases, there is a positive correlation between x and y. Try to have the line Homework Q. x 2 6 9 14 16 21 25 28 y 3 7 15 33 38 35 40 41 2. EAL LIFE. 3 5 points each hx x() 2 4≤− − a. 270):_____ _____ A graph with points plotted to show a possible relationship between two sets of data. 3). Answer to Some scatterplots have a strong linear trend, while others have a weak linear trend or no trend If the linear correlation coefficient is 1, then the points in the scatterplot will fall exactly onto a line with a negative slope. Section 7. Skip navigation Sign in. 0–1. 1991 1993 1995 1997 1999 x 1992 1994 1996 1998 2000 Year Plot the data on the graph such that homework time is on the y-axis and TV time is on the x-axis. 6 Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Worksheet scatter plots and Trend appears linear. City Population number of elementary schools Lawton 76,000 19 Moore 60,000 17 3/19 PARCC Day 1. You've summarized your result in a table. The data below shows the number of hours the student slept and their score on the exam. Algebra I Notes Scatter Plots and Best Fitting Lines Scatter Plots and Best Fitting Lines_Notes Page 3 of 9 9/11/2014 Best-Fitting Line: a line that best fits the pattern of the data in a scatter plot *If data have positive correlation, the slope of the best-fitting line will be positive. Example 3. Describe the form, direction, and strength of the scatter plot. • Understand that patterns of association can also be seen in bivariate categorical data by displaying . _____ 3. 7 1 1. Standards: 8. 3 4. 1 Scatter Plots and Trend Lines. 3 1 6 7 2 4 3 The coordinate grid below can be used to help answer the question. Our efforts focus on developing intuitions and vocabulary for interpreting values taken from a graphing calculator. How tall is the person who weighs 90 pounds? 58 inches 3. FAMILY The table below shows the predicted annual cost for Activity Set 7. 0. Throughout each unit there will be quizzes and other activities that the teacher will run as part of a traditional classroom. We see that one variable cannot be predicted perfectly from the other Click the file to download the set of four task cards as represented in the overview above. Day 1, you sell 10 notebooks 3. In this situation the points follow a line that goes up from left to right. A Scatter (XY) Plot has points that show the relationship between two sets of data. Jan 6, 2013 use trend lines to make predictions. In most cases, this is the option you’ll use for scatter plots in elementary statistics. notebook 3 October 03, 2016 Oct 24:56 PM Homework Scatter Plots and Trend Lines WS Measure your height and wingspan in inches A scatter plot is a graph that shows the relationship between two sets of data. Results 1 - 20 of 22208 Scatter Plots and Trend Lines 0 500 1000 1500 2000 2500 3000 0 5 10 3. EXAMPLE 2. Cities Do the data sets have a positive, a negative, or no correlation? Tall Buildings in U. Independent practice: students will complete the "Scatter Plots Practice" worksheet Closing Writing prompt: "Questions I have about scatter plots. Corrections: 10-3 Modeling Data With Lines, pgs. The actual values may be plotted in a scatterplot. Use the scatter plot to predict the percent of Americans who will complete high school in 2010. Matching Worksheet - Match the graphs and their trend line equations. 1,100 2 Find the slope-intercept form of the equation of the line that best fits the data. Graphing a Scatter Plot with Given Data 1. 800 1. Google Classroom Scatterplots show us relationships and patterns in data, and we use those Creating and interpreting scatterplots. A line could accurately predict the trend of the data points, suggesting there is a linear correlation. How can you construct and interpret scatter plots?? 60 50 70 80 90 100 Scatter plots & line of best fit. Also include the homework number. You'll review your knowledge of points in relation to a trend line and how to draw them on a graph. Find the value of the correlation coefﬁcient r and determine Scatter Plots. <br /> 8. Given a scatter plot, I can draw a line of best fit to show the trend of the data and . 1 Scatter Plots and Trend Lines Essential Question: How can you describe the relationship between two variables and use it to make predictions? DO NOT EDIT--Changes must be made through “File info” CorrectionKey=NL-C;CA-C Making a scatter plot worksheet - Answers. Scatter plots are used to investigate the relationship between two sets of numbers. 2b Homework: Fit a Linear Model to Bivariate Data . 11/14 District CBA. Seven examples of the scatter function. a. 4 Scatter Plots and Lines of Fit 199 4. 6: Box-and-Whisker Plots Activity 7. 1 Scatter Plots and Trend Lines Essential Question: How can you describe the relationship between two variables and use it to make predictions? DO NOT EDIT--Changes must be made through “File info” CorrectionKey=NL-C;CA-C Lesson 11. Students worked with scatter plots in eighth grade, so they know about creating scatter plots and correlation. About "Scatter Plots and Association Worksheet" Scatter Plots and Association Worksheet : Worksheet given in this section is much useful to the students who would like to practice problems on finding association between two variables using scatter plot. There are 9 questions asking for the Slope-Intercept Form Equation of the trend line (line of best fit) given the scatter plot and 12 questions asking students to make a Printables scatter plot worksheet safarmediapps worksheets 10 14 algebra 2 review problems name make a for questions 1 3 identify the correlation of. For today, students do not calculate by hand. 101. Whenever there is no line that can be drawn through all the points or even close to all the points, many different lines of fit can be drawn that are close to the points. trend line; Once they are familiar with these terms, my students will be better able to explain their thinking when they interpret scatter plots of bivariate data. Trend lines are usually plotted with software, as once you’ve got more than a few points on a piece of paper, it can be difficult to determine where that line of best fit might be. The scatter plot shows the study times and test scores for a number Of students. 2 Represent two numerical variables on a scatter plot and informally describe how the data points are distributed and any apparent relationship that exists between the two variables (e. There are three types of Helpful resources: Intro to slope-intercept form Intro to slope-intercept form 2 Graph slope-intercept form Graph slope-intercept form 2 Practice: Graph slope-intercept form Lesson 5-7 Scatter Plots and Trend Lines To write an equation of a trend line and a Most scatter plots are in the first quadrant of the coordinate plane Q. Complete uploaded worksheet. ID. Describe patterns such as clustering, outliers, positive or negative association, linear association, and nonlinear association. 4-5 Scatter Plots and Trend Lines Holt Algebra 1 Warm Up Lesson Presentation Line of Best Fit. The line of best fit (or trendline) is an educated guess about where a linear equation might fall in a set of data plotted on a scatter plot. •10. which will be on Wednesday!!! Activity 5. Math 75, Mod3 Scatter Plots and Best-Fitting Lines Name: _____ Worksheet Review (FINISH FOR HOMEWORK) SCATTER PLOTS A scatter plot is a graph of a set of data pairs (x, y). Includes a math lesson, 2 practice sheets, homework sheet, and a quiz! This homework assignment must be complete and ready to turn in on the first day of scatter plot. Data in real-world situations doesn’t always fall into neat linear relationships. Extension: Use graphing technology to make scatter plots and lines of best fit. notebook 3 November 12, 2018 Jan 45:17 PM Scatter plots are similar to line graphs in that they use horizontal and vertical axes to plot data points. Scatter Plots and Trend Lines worksheet should be on your desk 4. context to give possible explanations as to why these trends, patterns,. Scientists have determined that there may be a relationship between temperature and the number of chirps produced by crickets. 3-Scatterplots and Correlation. 3 Interpret differences in shape, center, and spread in the context of the data sets, 4-7 Scatter Plots LESSON 1. Cities Building City Stories Height (meters) Sears Tower Chicago 110 442 Empire State Building New York 102 381 Bank of America Plaza Atlanta 55 312 Scatter plots are used to show relations between variables to recognize trends. Sometimes it is helpful to use the data contained within a scatter plot to obtain a mathematical relationship between two variables. 0 1. Page 1 of 2 8. You can 3 Lesson 9. XY. 5 Worksheet 11/8 3. Phelps’ Homework Page! Email me! Do your best, and forget the rest! WELCOME!!! NEWS YOU CAN USE: Join Remind to make sure you receive important reminders. Gasoline Purchases Dollars Spent 10 11 9 10 13 5 8 4 Gallons Bought 2. 5 0. tends to decrease. Find the value of the correlation coefﬁcient r and determine the five number summary to create box-and-whisker plots and identify outliers with the 1. 1-3 Worksheet Day 1 · 1-3 Worksheet DAY 2 3-3 Solving Inequalities Using Multiplication or Division · 3-4 Solving 5-7 Scatter Plots and Trend Lines. Can you find your fundamental truth using Slader as a completely free GO Math: Middle School Grade 8 solutions manual? YES! Now is the time to redefine your true self using Slader’s free GO Math: Middle School Grade 8 answers. If data have Answer Key For Scatterplot. Technology extensions are included for those with computer access. What is the best way to make a series of scatter plots using matplotlib from a pandas dataframe in Python?. Question 1 : The final question on a science test reads, how many hours spent studying for this test. If the trend continued, about how 14 17 16 15 13 12 10 850 800 E 750 700 '99 '02 '03 '04 12 Age (years) $ -3-2-10 many CDs were sold in 2006? 2. Test Scores Tickets Sold 10 20 30 40 50 Adult Tickets 30 55 80 112 137 Children Tickets Test Score 76 85 83 97 92 Study Time (min) 33 52 49 101 65 Scatter Plots and Trend Lines 3 March 02, 2016 Feb 239:18 AM Making a Scatter Plot and Describing its Correlation (pg. 1 Sea Level Rise Homework: Activity 5. Name Class Date 5-7 Practice (continued) Form K In each situation, tell whether a correlation is likely. The scatter plot below shows a positive correlation between the x-values and y-values. Duration. For example, if I have a dataframe df that has some columns of interest, I find myself typically converting everything to arrays: 5-7 Scatter Plots & Trend Lines Day 1 p. Guided Lesson - I'm trying to be positive here! See if you get what I mean. 2 ; Objective Determine the correlation of a scatter plot ; 2 Scatter Plot. 3-9B Notes pg1, pg2. 5 Words 150 100 100 225 Name Ben Carl Dave Ed Minutes Step #2: Draw a trend line for your scatter plot using the guidelines outlined in your notes. Students use scatter plots to investigate relationships. 2 Know that straight lines are widely used to model relationships between two quantitative variables. More important is the trend of the data. The following scatter plot shows heights and weights of a group of people. Scatter Plot Shows the relationship between a set of data with two variables, graphed as ordered pairs on a coordinate plane Positive Correlation(or association) As "x" increases, "y" increases. What is the height and weight of the person at point A? 56 inches/ 85 pounds 2. Find the slope for the trend line using points (2,2) and (4,3). Under the heading L2, enter the four heights of the triangles in the same order. 5 Variables on Both Sides. The distribution has a gap from 20–30 feet. Time (min) 166 0 168 170 172 174 176 178 180 Year Scatter Plots and Trend Lines Date Form G For each table, make a scatter plot of the data. Is there an outlier in this data set? If so, approximately how old is the outlier and how about many minutes does he or she study 3. 3 Scatter Plots and Lines of Best Fit 289 Work with a partner. It deals with tread on tires, how much a car is worth over time, and even gas consumption. 11/17 Unit 5 Quiz. Make a scatter plot of the data pairs (years since 1999, revenue). 4 Exercises Dynamic Solutions available at BigIdeasMath. Negative linear D. Standards SDP 1. HW: 8-1 Worksheet ***START AT #15. For more information, see Change the Type of Mark in the View. Step 1 of 3. 6 1. Gizmo Warm-up In the Solving Using Trend Lines Gizmo™, you will 8. the number of cats in a barn and the number of mice in that barn F Graph 1 H Graph 3 G Graph 2 J Graph 4 Problem Solving Scatter Plots and Trend Lines Fawn is trying to improve her reading skills by Practice 6-6 Scatter Plots and Equations of Lines Decide whether the data in each scatter plot follow a linear pattern. Scatter plots are similar to line graphs in that they start with mapping quantitative data points. Corrections: 5-7 Scatter Plots and Trend Lines, pgs. Scatter Plots Name_____ Date_____ Period____ State if there appears to be a positive correlation, negative correlation, or no correlation. Best Answer: a scatter plot takes a bunch of information from 2 sources and places data on a graph with the use of dots. Scatter plots, trend lines. There are no Practice B 4-7 Scatter Plots LESSON 1. The data on the sheet has come from somewhere else but I'm not sure exactly where from! You will need to write over some of the slides If you like this resource then please check out my other stuff on here! 3-4 Graphing Functions You will determine correlation of a scatter plot and real world situation. 5 - Scatter Plots and Trend Lines (Drawing Scatter Plots and Trend Lines, Making Predictions From Data, Causation vs. Step #1: Take the following information and make a scatter plot using the graph provided above. Math Concepts: Explore scatter plots and trend lines further by answering the questions about the distribution of M&M’s in the Homework Name: Period: Denver Public Schools 5 Lesson Line of Fit Scatter Plots and Lines of Best Fit 1. 2, 8. Explain what the scatter plot shows. Scatter Plots and Trend Lines Graph a scatter plot using the given data. Review Key : Chapter 4 . What is the height Q. F. We can also draw a "Line of Best Fit" (also called a "Trend Line") on our scatter plot: scatter plot ice cream vs temp with line. Name _____Hour_____ Date_____ Scatter Plots and Lines of Best Fit Worksheet 1. Scatter plot homework graph worksheet abitlikethis function grade moreover excel theme color. The portions worksheets could possibly be chosen for 3 special degrees of difficulty. For Exercises 4 – 7, use the following information. Use the data he collected to make a scatter plot. Trend lines approximate the direction and size of the relationship between data points, as do median-fit lines. Homework . 2 Construct a scatter plot. If the trend continued, about how many CDs were sold in 2006? ons 2. If they do, ﬁnd the equation of a trend line. ; Cycle 5. com, login using your username and password, and follow these directions: 1. 11/13 Scatter Plots & Association; Trend Lines & Predictions HW: Scatter Plots and Lines of Best Fit wksht Due Wed. docx Scatter Plots Day 3 Line of Best Fit. Actual data values can be plotted by ordered pairs on a graph called a scatterplot. Use picture to help kids understand Scatter Plots & Line of Best Fit. How can you Page 3 The value shows how good the correlation is (not how steep the line is), and if it is Worksheet by Kuta Software LLC. After Type, select the Scatter Plot icon (the first entry), and choose L1 as the XList and L2 as the YList. Write the equation of the boundary line for the inequality. Activity 7. 9) X Y X Y X Y 10 700 40 300 70 100 10 800 60 200 80 100 30 400 70 100 100 200 30 500 y x 10) X Y X Y X Y 120 570 780 240 680 980 3 50 7 80 10 80 460 Students repeat this exercise again with a 2 nd student, creating a second scatter plot. They will be introduced to using the STAT menu on the graphing calculator. Age. 3: TV Watching, Homework, and Test Scores Activity 7. x 2 - 3 4 8 y 12 - 14 - 11 15 Study Guide and Intervention Scatter Plots and Lines of Fit Investigate Relationships Using Scatter Plots A scatter plot is a graph in which two sets of data are plotted as ordered pairs in a coordinate plane. Write the equation of a line that goes through (4, 3) and is perpendicular to y=3x+2. a Write an equation in slope intercept form for the trend line that is drawn b Course 3 • Chapter 9 Scatterplots and Data Analysis Time (min) 10 20 30 40 50 3. If the trend models that of a non-curved line , then a line of best fit can be used to model the data as a linear equation. Because there are only two constants (a and b), only two points are needed to determine a power Corrections: 5-7 Scatter Plots and Trend Lines, pgs. Extend your trend line so that it crossed the y-axis. 3: Television Unit 4: Scatter Plots and Trend Lines. The population of 10 cities and the number of elementary schools it has is shown in the table. 337) Example: The table shows the altitude of an airplane and the temperature outside the plane. 4: Scatter Plots 1 Lesson 11. Draw the trend line. B(–3, 3) 4. Correlation) 3. 12/8 Lesson 10. 9 and a peak at the interval 1. A. 5($621,1* What can Figures 9-1c and 9-1d illustrate scatter plots of a type more likely to be observed with real data than scatter plots of the type in Figures 9-1a and 9-1b. 4-4 Scatter Plots and Trend Lines Review of Grade 7 SDAP 1. Determine the y-intercept. Point B b. (20 minutes) Activities Teaching and Learning Notes 6. 132 4. called a scatter plot. 7 Test Grades Homework: Collect data for performance task 5 Scatter plots and trend lines: Activity 5. GOAL 2. 10. PreAssessment An explanation of how to make predictions from a Scatter plot by using Trend lines. The correlations are examined and conclusions recorded. then, you look at the information to see if there is a trend, or a conclusion you can gather from the information. In the below line of best fit calculator, enter the different values for x and y coordinates and click calculate button to generate the trend line chart. between time spent on homework and grade level). Algebra 1AB: 4-5 Scatter Plots and Trend Lines Lab Part 2 Homework Fawn is trying to improve her reading skills by taking a speed-reading class. Positive, going up from left to right 2. Students understand that a trend in a scatter plot does not establish cause-and-effect. Since the y 1. R . They may be chosen for 2 various levels of Step 2: Click “Graph” on the toolbar and then click “Scatter plot. Learn to draw trend lines. Lesson 6: Scatter Plots Student Outcomes Students construct scatter plots. Scatter Plots may show positive, negative, or no correlation. PROFESSIONAL DEVELOPMENT Scatter Plots and Trend Lines 436 DO NOT EDIT--Changes must be made through “File info” CorrectionKey=NL-C;CA-C Welcome to Ms. 1: # 4, 6 (20/20) 4. Note: instead of typing a comma, you could hold the Ctrl key while selecting the second and third ranges, but 6. Is the line solid or dashed? Given the two functions for cost in terms of Scatter Plot Homework Name: Date: Block: Determine whether each scatter plot shows a positive, negative or no relationship. Skills Practice Statistics:Scatter Plots and Lines of Fit NAME _____ DATE _____ PERIOD _____ 5-7 ' Glencoe/McGraw-Hill 319 Glencoe Algebra 1 Lesson C 5-7 Determine whether each graph shows a positive correlation, a negative correlation, or no correlation. Unit 5 Corrections due 11/26 Do: 1. Write an equation in slope-intercept form for the line that is drawn. Make a scatter plot using the data in the table. Again, sometimes in life, we have sets of data and we want to interpret them. He created a scatter plot and drew a line of best fit. Anita is taller than Becca. 341-343 #12-22 (skip #21) Corrections: 5-7 Scatter Plots and Trend Lines, pgs. Illuminations Real World Examples. notebook 3 January 25, 2016 Ex 1). They will use the five number summary to create box-and-whisker plots and identify outliers with the 1. Draw a scatter plot and determine what relationship, if any, exists in the data. scatter plots and one trendline for all of them combined in Excel? Y values in blue (the colors of the series highlights in the worksheet). You can use scatter plots to try to find correlations. 3 Year 2 SUV Sales 1 Positive correlation. 8 & 10 – Mon. gets older, the child gets taller. Such a line would have a negative slope, and the plotted data points would all lie scatterplot C, showing a diffuse spray of dots, with no trends being apparent they usually give you only a few choices, and make the answers pretty obvious. Homework? Systems 3 97 48 4 75 16 5 92 32 6 85 25 7 83 20 0 16 20 24 28 32 36 40 44 48 52 56 Water Consumption (0z) Create a scatter plot with the data. November 6- November 10. pdf: File Size: 3166 kb: File Type: pdf Scatter plots and Trend lines Objective: Learn to read and interpret scatter plots. Determining Correlation. Make sure that only Plot1 is ON. at the top of the homework. The graphs have the same y-intercept. Essential Question(s): How do we make predictions and informed decisions based on current numerical information? What are the advantages and disadvantages of analyzing data by hand versus by using technology? What is the potential impact of making a decision from data that contains one or more outliers? Vocabulary: Start studying Ch. There are no gaps or outliers. X 15 20 25 30 35 40 45 50 Y532466478320303349275221 The correlation is r=0. 4 3. 3 4. 4: Scatter Plots Standards: SDP 1. 5 Scatter Plots and Lines of Best Fit 7 Bivariate Data Data with two variables. Year 1988 1992 1996 2000 2004 % of 18-24 year olds 36 43 32 32 42 Write positive, negative, or none to describe the a. Powerpoint and worksheet on plotting Scatter Graphs, identifying correlation and using lines of best fit. pearsonsuccessnet. What is the correlation of this scatter plot? (Hint: Do not use the day on the scatter plot. Class Notes Problem Solving with Trend Lines Worksheet Scatter Plots Quiz Homework IXL CC. On a scatter plot both sets of data values increase. Learn Scatter Plots and Best Fitting Lines - Duration: 5-7 Scatter Plots and Trend Lines A scatter plot is a graph that relates two sets of data. Also referred to as a Trend Line or Regression Line. Scatter Plots and Equations of Lines 5. 800Q Ask people what comes to mind when they think of Excel, and odds are they'll say "spreadsheets". 11/6 Solving Systems by Graphing HW: Solving Systems by Graphing wksht 1-8. 5. 7 0. Unit 5: Systems of Equations ACPAlg Scatter Plot AS. 300 1. The STRENGTH of the relationship (or little relationship) Is the relationship LINEAR of not? Is the scatter from the trend line even or not. For This quiz and worksheet is designed to evaluate what you remember about trend lines. A scatter plot with a POSITIVE RELATIONSHIP When 2 sets of data increase at the same time, the set Part 3: Constructing and using scatter plots and trend lines Pupils use the notion of scatter plots, and lines of best fit and extrapolation to address their questions about the future. There is a cluster from 1–5 and a peak at 5. Correlation. Predict the sales in 2001. Lesson 45 Scatter Plots and Lines of Fit with answers. Describe the correlation illustrated by the scatter plot. You are asked to predict the number of tourists from overseas who will visit Scatter Plots – Worksheet #2 Step #4: Write an equation for your trend line. There is a cluster from 0. After completing the practice activity, students will have a better understanding of the practicality Scatter Plot Worksheet Answer Key Platter of Scots! Wait, Actually, Scatter Plots. Chapter 5 Writing Linear Equations 5-7 Scatter Plots and trend Lines Online Resouces: Homework answer key HW-5-7-Key. 11/16 Generating Random Samples . 2 Use statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (interquartile range, mean absolute deviation, standard deviation) of two or more different data sets. trend line (p. Clear your calculator’s memory 2. HW: 8-3 worksheet (ODDS… evens will be worth some extra Thinkwell Algebra 1 is an online course and includes dozens of instructional videos, hundreds of automatically graded math homework exercises, and worksheets by Edward Burger, great for homeschool. Scatter plots show how much one variable is affected by another. Scatter plots are considered discrete graphs because their points are separate and disconnected. If he uses the point (2, 8) and (5, 1. 2 Scatter Plots and Trend Lines; Activity 5. Determine the ordered pairs of two of the points that your trend line is passing through. 87: Evaluate: Homework and Practice: p. scatter plot with the slope of a linear function. 7 Scatter Plots and Trend Lines. Scatter Plot and Line of Best Fit: This is a 21 question Scatter Plot Practice Worksheet to improve skills for writing equations for the Line of Best Fit and making predictions. B, B, B b. Positive linear B. Constructing and Analyzing Scatterplots. To start, you ﬁ nd the number of bats that have been living in the mine during the past 8 years. In this lesson, students will analyze data sets and solve word problems using scatter plots. F Graph 1 H Graph 3 G Graph 2 J Graph 4 7. Choose from 176 different sets of scatter plots trend lines flashcards on Quizlet. Improve your math knowledge with free questions in "Interpret a scatter plot" and thousands of other math skills. no correlation Use the scatter plot to answer questions 2 - 4. 14 (3 videos due Tuesday, 12. Scatter Plots and Linear Models. 6 2. Depending on your data, you might want to use another mark type, such as a circle or a square. 1: Fitting Lines with Technology Graphing Calculator Scatterplots Cheat Sheet Activity 7. Lesson Notes This lesson is the first in a set of lessons dealing with relationships between numerical variables. 9. If it is, tell whether the Lesson 3. This will be review for your test. The difference is that with a scatter plot, the decision is made that the individual points should not be connected directly together with a line but, instead express a trend. negative correlation C. To use scatter plots and trend lines to compare sales to profit, follow these steps: 3. Write an equation for the line of best fit. Homework: Attached worksheet. Open Student Resources 2. Press 1 to modify Plot 1. 1 –Scatter Plots and Trend Lines Homework Quiz #11A 7. Lesson 3. 3 that a power function has the form y = axb. 6 Find the slope of a Describing the Scatter-Plot Relationship . Graph the data below. If you're seeing this message, it means we're Content Covered: Text Book: Algebra I . You will interpret the correlation coefficient for a line of best fit. Use the trend line to predict how many pages would be in a book with 19 chapters. She is measuring how many words per minute (wpm) she can read after each week of class. 2: Understanding Relations and Functions: Reflect: p. scatter plots and trend lines homework 3