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Output for a model to predict the GPAs of students at a small university based on their Math SAT scores, Verbal SAT scores, and the

Output for a model to predict the GPAs of students at a small university based on their Math SAT scores, Verbal SAT scores, and the number of hours spent watching television in a typical week is provided.

The regression equation is

GPA = 1.80 + 0.00104 Math SAT + 0.00142 Verbal SAT - 0.0147 TV

Predictor

Coef

SE Coef

T

P

Constant

1.8015

0.1842

9.78

0.000

Math SAT

0.0010442

0.0002500

4.18

0.000

Verbal SAT

0.0014182

0.0002398

5.91

0.000

TV

-0.014708

0.003269

-4.50

0.000

S = 0.366780 R-Sq =19.5% R-Sq(adj) = 19.0%

Predict the GPA of a student at this university with a Math SAT score of 600, a Verbal SAT score of 580, and who watches 3 hours of television in a typical week.

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