Question: 13. A random sample is obtained from a normal population with a mean of 30 and a standard deviation of 8. The sample

13. A random sample is obtained from a normal population with a mean of  30 and a standard deviation of  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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