(Answered) 1 the number of chocolate chips in a bag of chocolate chip

Statistics

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

?(a) Determine the 29th 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 95?% of bags.

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

2.) Find the? Z-score such that the area under the standard normal curve to the left is 0.52.

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