Question

Suppose we wish to find the required sample size to find a 90% confidence interval for the population proportion with the desired margin of error. If there is no rough estimate pˆ of the population proportion, what value should be assumed for p?

Answer 1

Answer: p should be 0.50

Step-by-step explanation:

Generally when the value of p is not given, a probability of 0.50 should be used.