In order to be most useful for purposes of differential prediction, the correlations among the various subtests comprising an aptitude test battery should be
A) around .50 on the average.
B) as close as possible to zero.
C) as highly negative as possible.
D) as highly positive as possible.

Question

Quizplus · Accepted Answer

For differential prediction, the correlations among subtests in an aptitude test battery should be as close to zero as possible. This ensures that each subtest measures a distinct skill or ability, allowing for a more accurate assessment of an individual's strengths and weaknesses across different areas.

In Order to Be Most Useful for Purposes of Differential