In a population of 9500 subjects, 69% possess a certain characteristic. In a sample of 400 subjects selected from this population, 73% possess the same characteristic. How many subjects in the population and the sample, respectively, possess this characteristic? Enter the exact answers. Population: i Sample: i According to a poll, 55% of Americans do not know that GOP stands for Grand Old Party (Time, October 17, 2011). Assume that this percentage is true for the current population of Americans. Let be the proportion in a random sample of 704 Americans who do not know that GOP stands for Grand Old Party. Find the mean and standard deviation of the sampling distribution of p and describe its shape. Round your answer for the standard deviation to four decimal places. The sampling distribution of p is