Question: Please help me to solve this QUESTION 5 A sample of n = 20 scores is transformed into zscores. What is the mean for the

Please help me to solve this

QUESTION 5 A sample of n = 20 scores is transformed into zscores. What is the mean for the set of 20 z-scores? A- 0 A. 1 A 10 A cannot be determined without more information

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