Afollow-up study will be conducted with a sample of 20 people from the 300 people who responded yes (support) and no (do not support). two sampling methods have been proposed: a simple random sample and a stratified random sample with the survey response as strata. if the stratified random sample is used, what is the number of people that will be selected from those who responded yes? justify your answer

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?