The capacity of an elevator is 8 people or 1272 pounds. The capacity will be exceeded if 8 people have weights with a mean greater than…

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a. Find the probability that if a person is randomly selected, his weight will be greater than 159 pounds.

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b. Find the probability that 8 randomly selected people will have a mean that is greater than 159 pounds.

c. Does the elevator appear to have the correct weight limit? Why or why not?

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