# 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; Ïƒ = 40; Î± = 0.01

b. ME = 10; Ïƒ = 40; Î± = 0.01

c. Compare and comment on your answers to parts a and b.

a. ME = 5; Ïƒ = 40; Î± = 0.01

b. ME = 10; Ïƒ = 40; Î± = 0.01

c. Compare and comment on your answers to parts a and b.

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