The table shows the numbers of new-vehicle sales (in thousands) in the United States for Company A and Compa for 10 years. The equation of the regression line is y=0.991x + 1,222.81. Complete parts (a) and (b) below. 4,149 3,923 3,566 3,400 3,266 3,076 2,868 2,485 1,952 2,066 New-vehicle sales (Company A), x New-vehicle sales 4 912 4 87114 8271 7211 6721 1711 6812 8333 066 2.754
The table shows the numbers of new-vehicle sales (in thousands) in the United States for Company A and Compa for 10 years. The equation of the regression line is y=0.991x + 1,222.81. Complete parts (a) and (b) below. 4,149 3,923 3,566 3,400 3,266 3,076 2,868 2,485 1,952 2,066 New-vehicle sales (Company A), x New-vehicle sales 4 912 4 87114 8271 7211 6721 1711 6812 8333 066 2.754
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 43SGR
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Transcribed Image Text:The table shows the numbers of new-vehicle sales (in thousands) in the United States for Company A and Company B
for 10 years. The equation of the regression line is y = 0.991x + 1,222.81. Complete parts (a) and (b) below.
D
New-vehicle sales
(Company A), x
New-vehicle sales
(Company B), y
4,149 3,923 3,566 3,400 3,266 3,076 2,868 2,485 1,952 2,066
4,912 4,871 4,827 4,721 4,672 4,474 4,684 3,822 2,956 2,754
(a) Find the coefficient of determination and interpret the result.
12²=0
(Round to three decimal places as needed.)
1
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