A new car salesperson knows that he sells cars to one customer out of 20 who enter the showroom. The probability that he will sell a car to exactly two of the next three customers is?

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- Jan 29th 2009, 07:11 PMjax760Probability of selling cars
A new car salesperson knows that he sells cars to one customer out of 20 who enter the showroom. The probability that he will sell a car to exactly two of the next three customers is?

- Jan 29th 2009, 09:01 PMmr fantastic