Suppose the time between the arrivals of successive cars at a toll booth is measured by a

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Suppose the time between the arrivals of successive cars at a toll booth is measured by a random variable X that is exponentially distributed with the density function


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where x measures time (in minutes). Find the probability that a randomly selected pair of successive cars will arrive at the tool booth at least 6 minutes apart.

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Calculus For Business, Economics And The Social And Life Sciences

ISBN: 9780073532387

11th Brief Edition

Authors: Laurence Hoffmann, Gerald Bradley, David Sobecki, Michael Price

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