The length of stay at a specific emergency department in Phoenix, Arizona, had a mean of 4.6
Question:
a) What is the standard deviation of the length of stay?
b) What is the probability of a length of stay greater than 10 hours?
c) What length of stay is exceeded by 25% of the visits?
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Step by Step Answer:
The random variable X has an exponential distribution with mean va...View the full answer
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Related Book For 
Applied Statistics And Probability For Engineers
ISBN: 9781118539712
6th Edition
Authors: Douglas C. Montgomery, George C. Runger
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