Because standard deviation is not easy to interpret,Dr.Mottle uses another standard measure that expresses scores on a frequency distribution in terms of a number of standard deviations from the mean.What is Dr.Mottle using?
A)Z-score
B)X-score
C)mean score
D)standard deviation score

Question

Quizplus · Accepted Answer

A Z-score expresses a score in terms of the number of standard deviations from the mean, making it easier to interpret and compare scores across different samples or populations. It is calculated as (score - mean) / standard deviation.

Because Standard Deviation Is Not Easy to Interpret,Dr