Percentile ranks and z scores describe where a score falls in relation to other scores in the distribution of data.

Question

Quizplus · Accepted Answer

Percentile ranks and z scores are both measures that indicate the relative position of a score within a distribution. Percentile ranks show the percentage of scores below a particular score, while z scores indicate how many standard deviations a score is from the mean.

Percentile Ranks and Z Scores Describe Where a Score Falls