A state legislator wishes to survey residents of her district tosee what proportion of the electorate is aware of her position onusing state funds to pay for abortions. (Round your answers up tothe nearest integer.)
(a) What sample size is necessary if the 95% CI for pis to have a width of at most 0.15 irrespective of p?
(b) If the legislator has strong reason to believe that at least7/8 of the electorate know of her position, how large a sample sizewould you recommend to maintain a width of at most 0.15?
