A sample of n = 20 scores is transformed into z-scores.What is the mean for the set of 20 z-scores?
A)0
B)1
C)10
D)cannot be determined without more information

Name: A sample of n = 20 scores is transformed into z-scores.What is the mean for the set of 20 z-scores? A)0 B)1 C)10 D)cannot be determined without more information
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The mean of a set of z-scores is always 0, regardless of the sample size.

A Sample of N = 20 Scores Is Transformed into Z-Scores.What