If all participants' observed scores equal their true scores,
A)the measure is valid.
B)measurement error is high.
C)reliability is higher than validity.
D)measurement error is zero.

Question

Quizplus · Accepted Answer

If all participants' observed scores equal their true scores, it means there is no discrepancy between what is measured and the actual value, indicating that measurement error is zero. Measurement error refers to the difference between the observed score and the true score.

If All Participants' Observed Scores Equal Their True Scores