Customers enter the waiting line to pay for food as they leave a cafeteria on a first-come, first-served basis. The arrival rate follows a Poisson distribution, while service times follow an exponential distribution

If the average number of arrivals is four per minute and the average service rate of a single server is seven per minute, what proportion of the time is the server busy?
A) 0.43
B) 0.57
C) 0.75
D) 0.25
E) 0.33

B

Business

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Indicate whether the statement is true or false.

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Because server-side includes parse HTML documents on a server, they ________ the load on that server

a) increase b) decrease c) do not affect d) maximize

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