A study on self-reported alcohol use had consistent results when asking the same college students the same questions at different time periods. However, it has been found that many college students who drink heavily do not report their alcohol use truthfully. As a result, the measures used to gauge self-reported alcohol use was reliable, but not valid. Which type of reliability method was used to obtain the consistency of the measures?
A) test-retest
B) interitem
C) interrater
D) split-halves

Question

Quizplus · Accepted Answer

Test-retest reliability involves measuring the same individuals at two different points in time with the same instrument to assess the consistency of their responses, which aligns with the scenario described.

A Study on Self-Reported Alcohol Use Had Consistent Results When