_____ is the accuracy of a measure or the extent to which a score truthfully represents a concept.
A) Reliability
B) Validity
C) Consistency
D) Authenticity

Question

Quizplus · Accepted Answer

Validity is the accuracy or truthfulness of a measure or score in representing the concept it is intended to measure. Reliability refers to the consistency of a measure or score over repeated trials or observations. Consistency is the stability of the results over time. Authenticity refers to the credibility or genuineness of a measure or score.

_____ Is the Accuracy of a Measure or the Extent