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The time between arrival of buses follows an exponential distribution, with a mean of 20 minutes. • What is the probability that exactly four buses will arrive during the next 2 hours? • That at least two buses will arrive during the next 2 hours? • What is the expected number of buses that will arrive during the next 3 hours?

The time between arrival of buses follows an exponential distribution, with a mean of 20 minutes. • What is the probability that exactly four buses will arrive during the next 2 hours? • That at least two buses will arrive during the next 2 hours? • What is the expected number of buses that will arrive during the next 3 hours?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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The time between arrival of buses follows an exponential distribution, with a mean of 20 minutes. • What is the probability that exactly four buses will arrive during the next 2 hours? • That at least two buses will arrive during the next 2 hours? • What is the expected number of buses that will arrive during the next 3 hours? • A bus has just arrived. What is the probability that it will be between 30 and 90 minutes before the next bus arrives?
Transcribed Image Text:The time between arrival of buses follows an exponential distribution, with a mean of 20 minutes. • What is the probability that exactly four buses will arrive during the next 2 hours? • That at least two buses will arrive during the next 2 hours? • What is the expected number of buses that will arrive during the next 3 hours? • A bus has just arrived. What is the probability that it will be between 30 and 90 minutes before the next bus arrives?
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