The mean of a set of z scores is
A) 1
B) 0
C) indeterminate
D) the same as the mean of raw scores from which the z scores were derived

Name: The mean of a set of z scores is A) 1 B) 0 C) indeterminate D) the same as the mean of raw scores from which the z scores were derived
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Question

Quizplus · Accepted Answer

The mean of a set of z scores is always 0 because z scores are standardized scores that represent the number of standard deviations a data point is from the mean.

The Mean of a Set of Z Scores Is