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It Has Been Hypothesized That Overall Academic Success for College

Question 62

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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 It has been hypothesized that overall academic success for college freshmen as measured by grade point average (GPA) is a function of IQ scores, X<sub>1</sub>, hours spent studying each week, X<sub>2</sub>, and one's high school average, X<sub>3</sub>. Suppose the regression equation is . The multiple standard error is 6.313 and R<sup>2</sup> = 0.826. Which independent variable has the smallest effect on GPA? . The multiple standard error is 6.313 and R2 = 0.826.
Which independent variable has the smallest effect on GPA?

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IQ score (X1)
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