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An academic advisor calculated the mean GPA for college freshmen to be 2.33, with a standard deviation of 1.06. The advisor knows that there is a relationship between high school GPA and freshman-year GPA. If the advisor uses each student's high school GPA to predict his/her freshman-year GPA, what happens to the average error in prediction relative to not using high school GPA to predict freshman-year GPA?

A. The average error will be less.

B. The average error will be more.

C. The average error will not change.

D. There will be no error in prediction.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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