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A Sample of 25 Observations Is Taken to Estimate a Population

Question 4

Multiple Choice

A sample of 25 observations is taken to estimate a population proportion π.The sampling distribution of sample proportion p is:


A) not normal since n < 30.
B) approximately normal because A sample of 25 observations is taken to estimate a population proportion π.The sampling distribution of sample proportion p is: A) not normal since n < 30. B) approximately normal because Is always normally distributed. C) approximately normal if np ≥ 5 and n(1 - p) ≥ 5. D) approximately normal if p approaches 0.50.
Is always normally distributed.
C) approximately normal if np ≥ 5 and n(1 - p) ≥ 5.
D) approximately normal if p approaches 0.50.

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