Question: For random samples of size n = 16 selected from a normal distribution with a mean of = 75 and a standard deviation of

For random samples of size n = 16 selected from a normal distribution with a mean of μ = 75 and a standard deviation of σ = 20, find each of the following:

a. The range of sample means that defines the middle 95% of the distribution of sample means.

b. The range of sample means that defines the middle 99% of the distribution of sample means.

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