Ed took a Civil Service Test and was subsequently hired by the Post Office, where he performed well. The Civil Service Test was used because
A)it had been shown to be an effective predictor variable
B)it had been useful as a criterion variable
C)scores on the test correlated perfectly with IQ
D)scores on it regressed to the mean

Question

Quizplus · Accepted Answer

The Civil Service Test was used because it had been shown to be an effective predictor variable, meaning it could effectively predict job performance.

Ed Took a Civil Service Test and Was Subsequently Hired