Which of the following statements is correct?
A) A measure that has reliability must also have validity.
B) A measure can have validity without having reliability.
C) Measures either have reliability or validity, but not both.
D) A measure that has validity must also have reliability.

Question

Quizplus · Accepted Answer

Validity implies that the measure accurately assesses the intended concept, and for a measure to be valid, it must first be reliable (consistently produce the same results under the same conditions). Reliability is a prerequisite for validity, but a measure can be reliable without being valid.

Which of the Following Statements Is Correct