The number of chocolate chips in an 18-ounce bag ofChips Ahoy! chocolate chip cookies is approximatelynormally distributed, with a mean of 1262 chips and astandard deviation of 118 chips, according to a study by cadets ofthe U.S. Air Force Academy.
(a) Determine the 30th percentile for the number of chocolatechips in an 18-ounce bag of Chips Ahoy! cookies.
(b) Determine the number of chocolate chips in a bag ofChips Ahoy! that make up the middle 96% of bags.
(c) What is the interquartile range of the number of chips inChips Ahoy! cookies?
The number of chocolate chips in an 18-ounce bag of Chips Ahoy! chocolate chip cookies is approximately normally dist
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