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The regression line for predicting college GPA from SAT scores is found to be Y' = 0.0016X + 0.6. Karen's SAT score is 1800, and
The regression line for predicting college GPA from SAT scores is found to be Y' = 0.0016X + 0.6. Karen's SAT score is 1800, and Mary's SAT score is 1600. What is the predicted difference in their college GPA? a. Karen's predicted GPA is 0.32 higher than Mary's predicted GPA. b. Karen's predicted GPA is 0.92 higher than Mary's predicted GPA. c. Karen's predicted GPA is 0.32 lower than Mary's predicted GPA. d. Karen's predicted GPA is 0.32 lower than Mary's predicted GPA. e. Karen and Mary have the same predicted GPA.
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