Mathematics, 12.03.2020 06:13 pr957362
A cafeteria serving line has a coffee urn from which customers serve themselves Arrivals at the urn follow a Poisson distribution at the rate of three per minute. Customer service times are exponentially distributed with a mean of 15 seconds.
a) How many customers on average would you expect to see at the coffee station?
b) How long would you expect it to take to get a cup of coffee?
c) What percentage of time is the urn being used?
d) What is the probability that there are three or more people at the coffee station?
Answers: 2
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A cafeteria serving line has a coffee urn from which customers serve themselves Arrivals at the urn...
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