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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 k7 Y2 H/ M 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.
( M- j, M, [6 o+ Z1 N0 t$ L Loads are processed by each operator for the following time:
3 Q) L2 n1 Q: t3 [; Y" U5 H; i Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.7 K5 s5 x. |( D! \
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.5 R5 {0 f5 l9 V ]( {% o
Worker_C does the job in a uniformly distributed time between 30 and 90 mins.
W) T2 V9 h" P2 xSend 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.
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, L% f- a( V C" H" O问题:* N# A' P" [$ s) z
After running the model for 10,000 days, what was the average number of loads in each process?& _9 N7 ]1 w, L9 Q) E$ l4 q/ K
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不胜感激! |
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