For each situation described below identify the population and the sample explain what p and p represent and tell whether it is appropriate to create a one proportion z interval Complete parts a through d below What does p represent O A The proportion of institute employees whose favorite food is pizza OB The proportion of all researchers whose favorite food is pizza OC The proportion of forms returned O D The proportion of respondents whose favorite food is pizza Is it appropriate to create a one proportion z interval OA If the sample simple random sample is representative then it is appropriate to create a one proportion z interval OB It is not appropriate because there not at least 10 successes and 10 failures OC It is not appropriate because the respondents answers are independent OD It is not appropriate because this is not a simple random sample and there is a possible nonresponse bias d A college admits 1441 first year students one year and four years later 1059 of them graduate on time The college wants to estimate the percentage of all their first year student enrollees who graduate on time Identify the population Choose the correct answer below OA The 1441 students who entered that year