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Finding the regression equation and also predict for given value of X
A researcher selects a random sample of college students and measures the number of hours they spend watching television per week and their grade point average. The results are as follows:
X
Y
Subject #
TV hours
GPA
1
50
1.90
2
20
2.20
3
19
2.40
4
10
3.30
5
7
2.90
6
15
2.50
3.50
8
40
1.95
9
30
2.00
3.90
What is the predicted GPA if a person watches 12 hours of television per week?
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