Assume that the correlation between hours of studying and exam scores is
r=0.687
. What is the percentage of variance in exam scores that can be explained by hours of study? 56.4%
47.2%
34.3%
43.1%

Question

Assume that the correlation between hours of studying and exam scores is

r=0.687

. What is the percentage of variance in exam scores that can be explained by hours of study? 56.4%

47.2%

34.3%

43.1%

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