A test-retest reliability coefficient does not identify effects due to
A) practice effects from taking the test on more than one occasion.
B) day-to-day fluctuations in the person's behavior.
C) long-term change in the person's behavior.
D) the particular sample of items used on the test.

Question

Quizplus · Accepted Answer

A test-retest reliability coefficient only assesses the consistency of scores over time and does not identify effects due to practice, day-to-day fluctuations, or long-term change in behavior. However, it is possible for changes in the sample of items used on the test to impact the results, hence D is the correct choice.

A Test-Retest Reliability Coefficient Does Not Identify Effects Due to