Question: A student is calculating the Pearson correlation coefficient between amount of time studied (x) and GPA (y) of students in their class (n = 50).

A student is calculating the Pearson correlation coefficient between amount of time studied (x) and GPA (y) of students in their class (n = 50). They calculate the sum of the z-score products to be 25. What is the correlation coefficient? r = .01 r = .25 r = .36 r = .51

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