Suppose that the area above some Z score is 0.31,which when multiplied by 100 equals 31%.What is the term for this quantity?
A)The mean
B)The standard deviation
C)The proportion between the mean and the Z score
D)The percentile rank

Question

Quizplus · Accepted Answer

The quantity described is the percentile rank, which represents the percentage of values in a distribution that fall below a particular score (in this case, the specified Z score). Therefore, the answer is D - the percentile rank.

Suppose That the Area Above Some Z Score Is 0