A Regression Analysis of Students' AP* Statistics Test Scores and the Number

question 166

Multiple Choice

A regression analysis of students' AP* Statistics test scores and the number of hours they spent doing homework found $r ^ { 2 } = 0.32$ . Which of these is true?
I. $32 \%$ of student test scores can be correctly predicted with this model.
II. Homework accounts for $32 \%$ of your grade in AP* Stats.
III. There's a $32 \%$ chance that you'll get the score this model predicts for you.

• A) I only
• B) none of these
• C) I and II
• D) III only
• E) II only

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Definitions:

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