Mathematics, 15.04.2020 17:31 asandors9617

A single-server waiting line system has an arrival pattern characterized by a Poisson distribution with 3 customers per hour. The average service time is 12 minutes. The service times are distributed according to the negative exponential distribution.

The probability that the system is idle is:

A. 0
B. 0.20
C. 0.40
D. 0.60

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