Question: In each case, find the appropriate sample size required to construct a 85% confidence interval for p (population proportion) that has a margin of error

In each case, find the appropriate sample size required to construct a 85% confidence interval for p (population proportion) that has a margin of error 0.05.

a.Assume that no preliminary estimate for p is available.

b.Assume that the preliminary estimate for p is 0.35.

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