# Question

Consider a population proportion p=0.68.

a. Calculate the expected value and the standard error of P with n=20. Is it appropriate to use the normal distribution approximation for P? Explain.

b. Calculate the expected value and the standard error of P with n=50. Is it appropriate to use the normal distribution approximation for P? Explain.

a. Calculate the expected value and the standard error of P with n=20. Is it appropriate to use the normal distribution approximation for P? Explain.

b. Calculate the expected value and the standard error of P with n=50. Is it appropriate to use the normal distribution approximation for P? Explain.

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