To establish the test-retest reliability of a measure of academic motivation, a researcher examines the ____.
A) relationship between the scores from two administrations of the measure
B) relationship between the measure and another measure
C) mean difference between the scores from two administrations of the measure
D) mean difference between the measure and another measure

Question

Quizplus · Accepted Answer

Test-retest reliability refers to the consistency of scores over time. Therefore, the researcher would need to examine the relationship between scores from two administrations of the measure to establish test-retest reliability. Option B refers to concurrent validity, option C refers to measures of central tendency, and option D refers to convergent validity.

To Establish the Test-Retest Reliability of a Measure of Academic