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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,( b* ^# Z8 |! e& V1 R, U( C1 R
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.
! p7 `. d( p1 k. C3 y1 b1 |9 B; { Loads are processed by each operator for the following time:
q$ d0 K# Y7 g h+ h7 B, g Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.9 L2 ?$ J6 ]5 X, c0 _# S% }
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.; F; h5 c) T4 x. O* Z; t' h
Worker_C does the job in a uniformly distributed time between 30 and 90 mins./ u3 b0 w% S- A0 \, w0 L. [
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.# G+ w! w- e6 M) R x+ Q
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问题:
8 D5 ?! o; V/ e/ v' x$ x' bAfter running the model for 10,000 days, what was the average number of loads in each process?7 z/ W% W% m0 z! x* i. i5 T8 a
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不胜感激! |
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