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July 29, 2015

Homework Help: statistics

Posted by Jane on Thursday, May 15, 2008 at 6:10pm.

Commercial airliners have a maximum allowable weight of passenger checked baggage. It is known that the distribution of individual passengers checked-in baggage weight has a mean of 42 pounds and a standard deviation of 25 pounds. Suppose that a particular airplane, with a capacity of 125 passengers, can take at most 6,000 pounds of checked baggage. Assuming the plane has no empty seats, what is the approximate probability that the baggage limit will not be exceeded?
Choose one answer.

a. 0.9791

b. 0.9832

c. 0.9963

d. 1.0000

e. none of these

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