The average length of time between arrivals at a turnpike tollbooth is 23 seconds. Assume that the

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The average length of time between arrivals at a turnpike tollbooth is 23 seconds. Assume that the time between arrivals at the tollbooth is exponentially distributed.

a. What is the probability that a minute or more will elapse between arrivals?

b. If a car has just passed through the tollbooth, what is the probability that no car will show up for at least 3 minutes?

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Business Statistics For Contemporary Decision Making

ISBN: 409

8th Edition

Authors: Black Ken

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Question Posted: Feb 19, 2015 08:49 AM

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The average length of time between arrivals at a turnpike tollbooth is 23 seconds. Assume that the

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23 sec 1 0435 per second a P x 1 min 0435sec Change to minutes ...View the full answer

Business Statistics For Contemporary Decision Making

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