It Has Been Hypothesized That Overall Academic Success for Freshmen

question 132

Multiple Choice

It has been hypothesized that overall academic success for freshmen at college 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:
Y' = -6.9 + 0.055X1 + 0.107X2 + 0.0083X3.
The multiple standard error is 6.313 and R2 = 0.826.For which independent variable does a unit
Change have the least effect on GPA?

• A) IQ scores (X1)
• B) hours spent studying each week (X2)
• C) high school average (X3)

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Definitions:

Stressful Life Situation

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Selective Serotonin Reuptake Inhibitors, a class of drugs used to treat depression and anxiety by increasing serotonin levels in the brain.

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