Test-retest reliability refers to the
A) level of agreement between different observers of the same behavior.
B) improvement of children over time in abilities such as mathematics.
C) degree to which a test measures what it is intended to test.
D) degree of similarity in the results of the same measure when it is given at two different times.

Question

Quizplus · Accepted Answer

Test-retest reliability refers to the consistency of results when the same measure is given to the same individual at two different points in time. Option A refers to inter-rater reliability, option B refers to developmental change, and option C refers to validity.

Test-Retest Reliability Refers to the