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QUESTION

To test whether extracurricular activity is a good predictor of college success, a college administrator records whether students participated in

Extracurricular

Activity College

Freshman GPA

Yes 3.53

Yes 3.29

Yes 3.86

Yes 3.71

No 2.99

No 3.79

No 3.43

No 2.75

No 3.86

No 2.84

(a) Code the dichotomous variable and then compute a point-biserial correlation coefficient. (Round your answer to three decimal places.)

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