Given are five observations collected in a regression study on two variables. *269 13 20 Y, 9 19 7 26 21 (a) Develop a scatter diagram for these data. y 30 30 25 25 20 20 15 15 10 10 5- 10 15 20 25 5 10 15 20 25 DO y 30 30 25 25 20 20 15 15 10 10- 5+ 10 15 20 25 5 10 15 20 25 (b) Develop the estimated regression equation for these data. (c) Use the estimated regression equation to predict the value of y when x = 20.
Given are five observations collected in a regression study on two variables. *269 13 20 Y, 9 19 7 26 21 (a) Develop a scatter diagram for these data. y 30 30 25 25 20 20 15 15 10 10 5- 10 15 20 25 5 10 15 20 25 DO y 30 30 25 25 20 20 15 15 10 10- 5+ 10 15 20 25 5 10 15 20 25 (b) Develop the estimated regression equation for these data. (c) Use the estimated regression equation to predict the value of y when x = 20.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 4PPS
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Transcribed Image Text:Given are five observations collected in a regression study on two variables.
x, 2 69 13 20
Y, 9 19 7 26 21
(a) Develop a scatter diagram for these data.
30
30
25
25
20-
20
15
15
10
10
5-
5-
5
10
15
20
25
5
10
15 20
25
y
30
30
25
25
20
20
15
15
10-
10-
5-
5-
5
10
15
20
25
5
10
15
20
25
(b) Develop the estimated regression equation for these data.
(c) Use the estimated regression equation to predict the value of y when x = 20.
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