Criterion-related evidence of validity would be provided by:
A) comparing scores on an instrument with scores on another instrument given to the same sample
B) giving the instrument again at a later time
C) comparing scores on the instrument with those obtained with another sample
D) giving a second instrument to a second sample

Question

Quizplus · Accepted Answer

Criterion-related evidence of validity is demonstrated when scores on the instrument in question correlate with scores on another, established measure of the same construct when both are given to the same sample. This shows that the instrument accurately measures what it is intended to measure in relation to an external criterion.

Criterion-Related Evidence of Validity Would Be Provided By