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A sample of n = 16 scores is obtained from a population with = 50 and = 16. If the sample mean is M =

A sample of n = 16 scores is obtained from a population with = 50 and = 16. If the sample mean is M = 54, then what is the z-score for the sample mean?

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z = 0.50

z = 4.00

z = 1.00

z = 0.25

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