10 The variance of the prediction error is, a 41.8479 b 43.1422 c 44.4765 d 45.8520

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 6PPS
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10 The variance of the prediction error is,
a 41.8479      
b 43.1422      
c 44.4765      
d 45.8520      
Questions 1-17 arerelated to the following
Below are the values for two variables x and y obtained from a sample of size 25. We want to build a regression equation
based the sample data.
ý = bo + bịx
bo =
b1 =
y
X
41
8.3
21.6
4.9
32
23.5
4
19.2
4.8
29.9
7.6
22.8
8.7
27.4
5.8
46.6
12.2
29.5
8
27
6.9
41.4
9.9
35.7
12.9
38.4
9.2
26.7
8.6
34.7
10.1
19.5
4.9
43.6
9.5
35.7
8.8
51.7
11.7
38.6
6.8
44.7
9.4
40
7.2
28.6
10.7
33.4
7.1
27.2
7
23.2
6.4
32.4
7.7
35.8
9.7
28.5
7.5
40.5
8.
37.2
9.7
18.4
4.5
50.8
8.6
36.5
8.8
Transcribed Image Text:Questions 1-17 arerelated to the following Below are the values for two variables x and y obtained from a sample of size 25. We want to build a regression equation based the sample data. ý = bo + bịx bo = b1 = y X 41 8.3 21.6 4.9 32 23.5 4 19.2 4.8 29.9 7.6 22.8 8.7 27.4 5.8 46.6 12.2 29.5 8 27 6.9 41.4 9.9 35.7 12.9 38.4 9.2 26.7 8.6 34.7 10.1 19.5 4.9 43.6 9.5 35.7 8.8 51.7 11.7 38.6 6.8 44.7 9.4 40 7.2 28.6 10.7 33.4 7.1 27.2 7 23.2 6.4 32.4 7.7 35.8 9.7 28.5 7.5 40.5 8. 37.2 9.7 18.4 4.5 50.8 8.6 36.5 8.8
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