A random sample is obtained from a population with a mean of u=50 and a standard deviation of ? = 12
Question: A random sample is obtained from a population with a mean of u=50 and a standard deviation of σ = 12.
a. For a sample of n=4 scores, would a sample mean of M=55 be considered an extreme value or is it a fairly typical sample mean?
a. For a sample mean of n=36 scores would a sample mean of M=55 be considered an extreme value or is t a fairly typical sample mean?
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