Engineering Board Exam Reviewer · Engineering Management · hard
In an M/M/1 queue with utilization 0.8, what is the probability that there are more than 2 customers in the system? (P(n > k) = k+1)
- 0.640
- 0.200
- 0.488
- 0.512
Answer
D. 0.512
Solution
P(n > 2) = 3 = 0.83 = 0.512.
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