Question: How large of a sample is needed to estimate the mean of a normally distributed population for each of the following? a. ME = 5;

How large of a sample is needed to estimate the mean of a normally distributed population for each of the following?
a. ME = 5; σ = 40; α = 0.01
b. ME = 10; σ = 40; α = 0.01
c. Compare and comment on your answers to parts a and b.

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