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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,8 J# j0 T1 G+ m+ T4 v
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.
4 [+ } d, w+ J' Z) T' ^" b Loads are processed by each operator for the following time:
) \& c, i9 C* S. V Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.* B; O2 w, e0 S+ R( g/ x
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.% ~$ ]# O+ D9 a v
Worker_C does the job in a uniformly distributed time between 30 and 90 mins.
2 A/ O! _- b0 R4 mSend 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.' b" s' f0 B' T4 C6 `. q
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问题:9 q u; I% n/ r( s% Y3 y
After running the model for 10,000 days, what was the average number of loads in each process?# U O9 M, ^ u1 _+ B7 T& v8 _
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不胜感激! |
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