1. The table below shows attendance at an annual Fourth of July concert. Year 2 3 4 5 6 Attendees 850 925 1000 1200 1350 a. Construct a scatter plot of the data. Then draw a line that best represents the data. 1500 1250 1000 b. Write an equation for the line of best fit. 750 500 250 1 2 3 4 5 6 Year c. Use the equation to make a conjecture about the number of attendees in the tenth year. Number of Attendees

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
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Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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NAME
DATE
PERIOD
Lesson 2 Extra Practice
Lines of Best Fit
1. The table below shows attendance at an annual Fourth of July concert.
Year
3
4
6
Attendees
850
925
1000
1200
1350
a. Construct a scatter plot of the data. Then draw a
line that best represents the data.
1500
1250
1000
b. Write an equation for the line of best fit.
750
500
250
2
3 4
6
Year
c. Use the equation to make a conjecture about the
number of attendees in the tenth year.
2. The table shows the number of people that attended a family reunion
each year.
Year
2
3
6
7
Attendees
115
120
128
138
135
140
145
a. Construct a scatter plot of the data. Then draw a line that
best represents the data.
190
170
b. Write an equation for the line of best fit.
150
130
110
90
1 2 3 4 5 6 7
c. Use the equation to make a conjecture about the number of
people that might attend the reunion in the fifteenth year.
Year
Course 3 • Chapter 9 Scatter Plots and Data Analysis
Number of Attendees
Number of Attendees
Transcribed Image Text:NAME DATE PERIOD Lesson 2 Extra Practice Lines of Best Fit 1. The table below shows attendance at an annual Fourth of July concert. Year 3 4 6 Attendees 850 925 1000 1200 1350 a. Construct a scatter plot of the data. Then draw a line that best represents the data. 1500 1250 1000 b. Write an equation for the line of best fit. 750 500 250 2 3 4 6 Year c. Use the equation to make a conjecture about the number of attendees in the tenth year. 2. The table shows the number of people that attended a family reunion each year. Year 2 3 6 7 Attendees 115 120 128 138 135 140 145 a. Construct a scatter plot of the data. Then draw a line that best represents the data. 190 170 b. Write an equation for the line of best fit. 150 130 110 90 1 2 3 4 5 6 7 c. Use the equation to make a conjecture about the number of people that might attend the reunion in the fifteenth year. Year Course 3 • Chapter 9 Scatter Plots and Data Analysis Number of Attendees Number of Attendees
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