Question: Which statement is incorrect? Explain. a. If p = .50 and n = 100, the estimated standard error of the sample proportion is .05. b.

Which statement is incorrect? Explain.
a. If p = .50 and n = 100, the estimated standard error of the sample proportion is .05.
b. In a sample size calculation for estimating , it is conservative to assume π = .50.
c. If n = 250 and p = .07 it is not safe to assume normality in a confidence interval for.

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