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(See Steps) A random sample is obtained from a population with a mean of μ =50 and a standard deviation of σ = 12. For a sample of n = 4 scores,

Question: A random sample is obtained from a population with a mean of $\mu $ =50 and a standard deviation of $\sigma $ = 12.

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?
For a sample of n = 36 scores, would a sample mean of M = 55 be considered an extreme value or is it a fairly typical sample mean?

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(See Steps) A random sample is obtained from a population with a mean of μ =50 and a standard deviation of σ = 12. For a sample of n = 4 scores,

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