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刚刚开始学auto mod,这道题目搞不明白,希望大家看看 题目是这样的,* d: }9 o2 `5 x& p4 @" @( ~
Create a new model containing three independent processes, each with one operator. In each process, loads first move into an infinite capacity waiting queue, then into a single-capacity processing queue.
7 V+ t' G! }; M% ]1 W! L Loads are processed by each operator for the following time:, I& Y3 P5 S" }/ K2 n. T
Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.. [* ?+ q8 I0 S% K6 U
Worker_B does the job according to a triangular distribution with a min of 30 mins, most likely value of 60 mins, and a max of 90 mins.9 C7 y6 A# X3 _' M
Worker_C does the job in a uniformly distributed time between 30 and 90 mins.
5 l5 } {* F! y' m4 rSend loads to each pocess at the same rate (an exponentially distributed inter-arrival time with a mean of 68 mins) to understand the difference in the processing times of the three workers./ ~$ o: ^4 S6 L. N8 `
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问题:
! T0 L9 ~9 V7 R8 rAfter running the model for 10,000 days, what was the average number of loads in each process?1 S ]6 \- C/ v8 a& ]# s
& v+ f0 `+ p: J. T* a) Y9 n不胜感激! |
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