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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,
! S/ M+ C1 ?8 ]5 q' a2 C 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.) g) u9 {" L; h6 d/ ~6 J7 w
Loads are processed by each operator for the following time:
; ]+ w: h* B5 c, Y1 `8 z Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.
* e; T) J! |( \) x8 b 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.
$ o2 c# I9 Y' z4 D m+ | Worker_C does the job in a uniformly distributed time between 30 and 90 mins.6 _ `0 a9 B: k0 y4 h# F
Send 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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问题:3 ~8 Q+ x- h$ r# |* |# f4 i3 O4 ]
After running the model for 10,000 days, what was the average number of loads in each process?
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不胜感激! |
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