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Author Question: The following data show the results of an aptitude test (Y) and the grade point average of 10 ... (Read 47 times)

caca31

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on: Mar 25, 2023

The following data show the results of an aptitude test (Y) and the grade point average of 10 students.

Aptitude Test
Score (Y)


GPA (X)

26

1.8

31

2.3

28

2.6

30

2.4

34

2.8

38

3.0

41

3.4

44

3.2

40

3.6

43

3.8


a.Develop a least squares estimated regression line.
b.Compute the coefficient of determination and comment on the strength of the regression relationship.
c.Is the slope significant? Use a t test and let α = 0.05.
d.At 95% confidence, test to determine if the model is significant (i.e., perform an F test).

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by caca31 on Mar 25, 2023

lhn821

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Reply #1 on: Mar 25, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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caca31

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Reply 2 on: Mar 25, 2023
:D TYSM

alvinum

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Reply 3 on: Yesterday
Excellent

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