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Five friends arrive in London and, independently of each other, embark on Christmas shopping trips around London. All five friends start their shopping trips at the same time, and each of them takes an exponentially distributed amount of time with mean 1.5 hours to complete their shopping. What is the expected number of hours after which all five friends will have completed their shopping? Please record your answer in decimals rounding to three decimal places if needed.

Five friends arrive in London and, independently of each other, embark on Christmas shopping trips around London. All five friends start their shopping trips at the same time, and each of them takes an exponentially distributed amount of time with mean 1.5 hours to complete their shopping. What is the expected number of hours after which all five friends will have completed their shopping? Please record your answer in decimals rounding to three decimal places if needed.

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
Problem 1P
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Five friends arrive in London and, independently of each other, embark on Christmas shopping trips around London. All five friends start their shopping trips at the same time, and each of them takes an exponentially distributed amount of time with mean 1.5 hours to complete their shopping. What is the expected number of hours after which all five friends will have completed their shopping? Please record your answer in decimals rounding to three decimal places if needed.
Transcribed Image Text:Five friends arrive in London and, independently of each other, embark on Christmas shopping trips around London. All five friends start their shopping trips at the same time, and each of them takes an exponentially distributed amount of time with mean 1.5 hours to complete their shopping. What is the expected number of hours after which all five friends will have completed their shopping? Please record your answer in decimals rounding to three decimal places if needed.
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