MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Waiting times in a supermarket cashier desk follow an exponential distribution with a mean of 40 seconds. Calculate the probability a custome waits
A). Between 35 and 76 seconds. (Round your answer to 4 decimal places.
B). Fifty percent of the customers wait less than how many seconds? What is the median ? (Round your answer to 2 decimal places.) Median seconds
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