Question: A random sample is obtained from a normal population with a mean of = 30 and a standard deviation of = 8. The

A random sample is obtained from a normal population with a mean of μ = 30 and a standard deviation of σ = 8. The sample mean is M = 33.

a. Is this a fairly typical sample mean or an extreme value for a sample of n = 4 scores?

b. Is this a fairly typical sample mean or an extreme value for a sample of n = 64 scores?

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