Anytime a z score yields a percentile which is greater than 50, then
A) the z score must be positive
B) the raw score must be higher than the mean
C) the z score must be greater than 0
D) all of these

Question

Quizplus · Accepted Answer

A z score greater than 0 indicates that the raw score is above the mean. Since the percentile is greater than 50, the raw score must be higher than most of the other scores in the distribution. Therefore, all of the choices must be true.

Anytime a Z Score Yields a Percentile Which Is Greater