Which of the following must be true for a test or questionnaire to be considered reliable as measured by the computation of test-retest reliability?
A) People would have to hold similar relative positions in the distributions for the two test times.
B) People would have to hold very different relative positions in the distributions for the two test times.
C) People would have to have identical scores on the two administrations of the test.
D) People would have to have scores on the two administrations of the test that were uncorrelated.

Question

Quizplus · Accepted Answer

Test-retest reliability is assessed by administering the same test to the same group of people at two different points in time and then correlating the scores. For a test to be considered reliable in this context, individuals should maintain similar relative positions in the score distributions across both test administrations, indicating consistency in their scores over time.

Which of the Following Must Be True for a Test