48. Potato chips. The weight of potato chips in a
Chapter 18, Problem 48(choose chapter or problem)
48. Potato chips. The weight of potato chips in a mediumsizebag is stated to be 10 ounces. The amount that thepackaging machine puts in these bags is believed to havea Normal model with mean 10.2 ounces and standard deviation0.12 ounces.a) What fraction of all bags sold are underweight?b) Some of the chips are sold in bargain packs of 3 bags.Whats the probability that none of the 3 is underweight?c) Whats the probability that the mean weight of the3 bags is below the stated amount?d) Whats the probability that the mean weight of a 24-bagcase of potato chips is below 10 ounces?
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