Given a correlation of r=.80, the common variance shared by the variables is approximately
A) 25%
B) 40%
C) 65%
D) 80%

Name: Given a correlation of r=.80, the common variance shared by the variables is approximately A) 25% B) 40% C) 65% D) 80%
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Question

Quizplus · Accepted Answer

The square of the correlation coefficient (r^2) gives us the percentage of variance shared by the variables.

So, r^2 = (.80)^2 = .64 = 64%.

Therefore, the common variance shared by the variables is approximately 64%, which is closest to choice C, 65%.

Given a Correlation of R=