Question: 7.67 How large a sample is needed to estimate the population proportion for each of the following? a. ME = 0.05; a = 0.01 b.

7.67 How large a sample is needed to estimate the population proportion for each of the following?

a. ME = 0.05; a = 0.01

b. ME = 0.05; a = 0.10

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

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