What is the relationship between the reliability and the validity of a psychological test?
A) none; these concepts are separate and independent
B) reliability is necessary but not sufficient for validity
C) reliability is necessary and sufficient for validity
D) validity is a necessary precursor to reliability

Question

Quizplus · Accepted Answer

Reliability refers to the consistency of a test's results, while validity refers to whether the test measures what it claims to measure. A test must be reliable to be valid, but just because a test is reliable does not guarantee it is valid. Hence, reliability is necessary but not sufficient for validity.

What Is the Relationship Between the Reliability and the Validity