The number of chocolate chips in an 18 ounce bag of Chips Ahoy chocolate chip cookies is approximately normally distributed with a mean of 1262 chips and a standard deviation of 118 chips according to a study by cadets of the U S Air Force Academy a Determine the 28th percentile for the number of chocolate chips in an 18 ounce bag of Chips Ahoy cookies b Determine the number of chocolate chips in a bag of Chips Ahoy that make up the middle 95 of bags c What is the interquartile range of the number of chips in Chips Ahoy cookies FERM a The 28th percentile for the number of chocolate chips in an 18 ounce bag of Chips Ahoy cookies is chocolate chips Round to the nearest whole number as needed