Which of the following is the best definition for test reliability?
A) The extent to which a test measures what it is supposed to measure
B) The extent to which a test is repeatable and yields consistent scores
C) The extent to which constraints are placed on the test takers
D) The extent to which the variance in test scores is attributable to the bell curve

Question

Quizplus · Accepted Answer

Test reliability refers to the consistency of a test's results over time. If a test is reliable, it should yield similar scores for an individual or group of individuals upon repeated administrations, assuming the characteristic it measures has not changed.

Which of the Following Is the Best Definition for Test