Suppose you take a psychological test and receive a score of 82 (out of a possible 100) on it.Imagine that you take the same test again two days later and this time you receive a score of 46.Other people who have taken the test twice have also had similar positive and negative changes in scores.These results mean that this test has:

Question

Quizplus · Accepted Answer

The fact that there are significant changes in scores between two administrations of the same test indicates low test-retest reliability. This means that the test is not consistently measuring the same construct over time and is not a reliable measure of the psychological trait it intends to measure.

Suppose You Take a Psychological Test and Receive a Score