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May 29, 2015

Homework Help: math

Posted by tomas on Saturday, March 10, 2012 at 10:10pm.

17. Burger King's Drive-Through: Suppose that cars arrive at Burger King's drive-through at the rate of 20 cars every hour between 12:00 noon and 1:00 PM. A random sample of 40 one-hour time periods between 12:00 noon and 1:00 P.M. is selected and has 22.1 as the mean number of cars arriving.

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