All percentiles of less than 50 must necessarily
A) fall below the raw score mean
B) yield negative z scores
C) fall to the left of the z score mean
D) all of these

Question

Quizplus · Accepted Answer

All percentiles below 50 will have a corresponding z score that is negative, which means they fall to the left of the z score mean. Since the z score mean is always 0, any negative z score will fall below the raw score mean. Therefore, all of the choices are correct.

All Percentiles of Less Than 50 Must Necessarily