Professor Tearlach gives her new test of psychological aptitude to her psychology students at the start of the year.At the end of the year,she finds out that those students who did poorly on her test averaged an "A" in her courses.A shortcoming of the test is that it lacks:

Question

Quizplus · Accepted Answer

The test lacks criterion validity, which means it is not measuring what it is intended to measure. The fact that students who performed poorly on the test did well in the course suggests that the test is not a valid measure of psychological aptitude.

Professor Tearlach Gives Her New Test of Psychological Aptitude to Her