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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,6 T; \7 ?" ^! Y( o, P/ \" n& n
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.
+ I/ k( S- g7 r8 `* G% K( m Loads are processed by each operator for the following time:
r) W! O* _# T" R: F& j Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.0 ~0 Q& h8 E% v! e+ }, t
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.4 T; C: Y- n7 g8 D7 A8 s& v! ]$ Z) z3 T
Worker_C does the job in a uniformly distributed time between 30 and 90 mins./ T1 \6 ~7 ^, t2 |. W% 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.
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问题:3 }; p* i; n( t8 _0 ~7 ?' X
After running the model for 10,000 days, what was the average number of loads in each process?9 R0 h/ ~4 q6 O3 g* }4 ?
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不胜感激! |
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