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Mathematics 7 Online
OpenStudy (anonymous):

The capacity of an elevator is 8 people or 1360 pounds. The capacity will be exceeded if 8 people have weights with a mean greater 1360/8=170 pounds. Suppose the people have weights that are normally distributed with a mean of 174 lb and a standard deviation of 27 lb. Find the probability that if a person is randomly selected , his weight will be greater then 170 pounds.

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