What is demonstrated by showing that the test scores measured today for a group of individuals are nearly identical to the scores obtained with the same measurement procedure last week?
A) predictive validity
B) test-retest reliability
C) inter-rater reliability
D) construct validity

Question

Quizplus · Accepted Answer

The fact that the test scores are nearly identical to the scores obtained last week demonstrates test-retest reliability, which refers to the consistency of scores over time when the same test is used. Option A (predictive validity) refers to the ability of a test to predict future behavior, Option C (inter-rater reliability) refers to the consistency of scores when different raters are used, and Option D (construct validity) refers to the degree to which a test measures what it claims to measure.

What Is Demonstrated by Showing That the Test Scores Measured