SOLUTION: The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with mean 1250 and standard deviation 129 chips.
(a) What is
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Question 1194160: The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with mean 1250 and standard deviation 129 chips.
(a) What is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips?
(b) What is the probability that a randomly selected bag contains fewer than 1050 chocolate chips?
(c) What proportion of bags contains more than 1200 chocolate chips?
(d) What is the percentile rank of a bag that contains 1050 chocolate chips?
Answer by ikleyn(52777) (Show Source): You can put this solution on YOUR website!
.
It is about finding the area under the normal curve.
Use free of charge online calculator
https://onlinestatbook.com/2/calculators/normal_dist.html
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