An article stated, "Surveys tell us that more than half of America's college graduates are avid readers of mystery novels." Let p denote the actual proportion of college graduates who are avid readers of mystery novels. Consider a sample proportion p? that is based on a random sample of 205 college graduates.
(a) If p = 0.5, what are the mean value and standard deviation of p?? (Round your answers to four decimal places.)
mean standard deviation If p = 0.6, what are the mean value and standard deviation of p?? (Round your answers to four decimal places.)
mean standard deviation