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Ch 7 HW Question 23 The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of

Ch 7 HW Question 23

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 1262 chips and a standard deviation of 117 chips.

(a) Determine the 30th 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 98% of bags.

(c) What is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?

(Round to the nearest whole number as needed.)

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