It Has Been Hypothesized That Overall Academic Success for College

question 32

Essay

It has been hypothesized that overall academic success for college freshmen as measured by grade point average (GPA) is a function of IQ scores, X₁, hours spent studying each week, X₂, and one's high school average, X₃. Suppose the regression equation is . The multiple standard error is 6.313 and R² = 0.826.
Assuming other independent variables are held constant, what is the effect on GPA if the number of hours spent studying per week increases from 32 to 36?

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