Fifty percent of Y variance is associated with variation in X when r is approximately
A) .9
B) .7
C) .5
D) .25

Name: Fifty percent of Y variance is associated with variation in X when r is approximately A) .9 B) .7 C) .5 D) .25
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Question

Quizplus · Accepted Answer

The coefficient of determination, r², represents the proportion of variance in the dependent variable that is predictable from the independent variable. If r² = 0.5, then r is approximately 0.7, since 0.7² = 0.49, which is close to 0.5.

Fifty Percent of Y Variance Is Associated with Variation in X