If a validity coefficient of .3 is found between a written test of baseball rules and actual skills playing baseball, what percentage of the variation in baseball skills would be accounted for?
A)3%
B)6%
C)9%
D)30%

Question

Quizplus · Accepted Answer

To determine the percentage of variation in baseball skills accounted for by the validity coefficient, you square the coefficient (.3^2 = .09), which means 9% of the variation in baseball skills is accounted for by the test of baseball rules.

If a Validity Coefficient of