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: 978-0470910184

6th Edition

Authors: Ken Black

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Question Posted: Mar 19, 2013 04:22 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 Px 1 min 0435sec Change to minutes 04...View the full answer

Business Statistics for Contemporary Decision Making

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