On a test of academic ability,most students get consistent scores from test to retest,but their scores do not predict their school performance.What can we say about the reliability and validity of the test?
A)The reliability and validity are both high.
B)The reliability is low but the validity is high.
C)The reliability is high but the validity is low.
D)The reliability is high but the validity is unknown.

Question

Quizplus · Accepted Answer

The fact that scores are consistent from test to retest indicates high reliability. However, the fact that the scores do not predict school performance indicates low validity. Therefore, option C (high reliability but low validity) is the best choice.

On a Test of Academic Ability,most Students Get Consistent Scores