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Show work please. A random sample of 4 scores is obtained from a normal population with u = 20 and o = 4. What is

Show work please.

A random sample of 4 scores is obtained from a normal population with u = 20 and o = 4. What is the probability of obtaining a mean greater than M = 22 for this sample? Show your work. (3 points) Paragraph v CO UVA iili AO +

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