Probability that selected bag has fewer than thousand chips

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Reference no: EM13141318

The number of chocolate chips in an 18-oz bag of generic cookies is approximately normally distributed with a mean of 1124 and a standard deviation of 113 chips.

a) What is the probability that a randomly selected bag has between 1000 and 1200 chips?

b) What is the probability that a randomly selected bag has fewer than 1000 chips?

c) If a bag has more chips than 70% of the other bags, how many chips must it have?

Reference no: EM13141318

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