L An elevator sign says that it can hold 30 people or 4800 lb. Suppose that the weight of a randomly chosen person is a random variable with mean 150 lb and standard deviation 20 lb. Find the approximate probability that the total weight of 30 randomly chosen people is greater than 4800 lb.

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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L An elevator sign says that it can hold 30 people or 4800 lb. Suppose that the weight of a
randomly chosen person is a random variable with mean 150 lb and standard deviation 20 lb. Find
the approximate probability that the total weight of 30 randomly chosen people is greater than
4800 lb.
Transcribed Image Text:L An elevator sign says that it can hold 30 people or 4800 lb. Suppose that the weight of a randomly chosen person is a random variable with mean 150 lb and standard deviation 20 lb. Find the approximate probability that the total weight of 30 randomly chosen people is greater than 4800 lb.
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