A measuring tool is considered to be valid when it
A) is reliable.
B) is easy to use.
C) yields consistent results.
D) measures what is supposed to evaluate.

Question

Quizplus · Accepted Answer

Validity refers to whether a measuring tool measures what it is supposed to evaluate. Reliability refers to how consistent the results of the measuring tool are over time and across different raters or conditions. Ease of use and consistency are helpful qualities for a measuring tool but do not necessarily ensure validity.

A Measuring Tool Is Considered to Be Valid When It