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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,
9 ]. R/ \- f( b4 ^3 p% 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.
' q3 X4 S9 _% }* K" A) T Loads are processed by each operator for the following time:
- b5 u# w' {5 p( q1 K f Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.
, J* v" E( m" w/ o7 f 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.
# U/ Y, Z( [5 P0 k6 s6 K Worker_C does the job in a uniformly distributed time between 30 and 90 mins.. M' j- z, M8 E* q3 M G
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.) p* E2 W: N8 x# A. v# H) b
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问题:
3 q$ y. p. k' K% k7 zAfter running the model for 10,000 days, what was the average number of loads in each process?: `! V8 y1 f) _. E+ t9 o% m
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不胜感激! |
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