justjust 這裏有問題的答案(M/M/K)

http://faculty.ksu.edu.sa/Taha/IS561/IS561-CH12.PPT

>http://faculty.ksu.edu.sa/Taha/IS561/IS561-CH12.PPT
可以存到盤上,或者直接打開(問password跳過去就行了)

Probability that an arriving customer must wait for service.
PW=0.091

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