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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,
& \- G9 F- X" i+ Q+ }, j, ?4 Q) k7 O 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.6 n9 s/ v3 g' Z& ~$ C8 k
Loads are processed by each operator for the following time:
' a' Q( z( _$ Z$ J7 t' _ Worker_A does the job in a normally distributed time with a mean of 60 mins and a standard dev of 10 mins.
. K/ C0 e$ |* z8 `0 u2 g 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.0 ]* t: }9 m$ C" G) D5 m% M. C
Worker_C does the job in a uniformly distributed time between 30 and 90 mins. B$ ~- G2 p: J) B, d3 M
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.0 q, r$ F3 u( F V% i& C* U }7 |
$ G6 f$ [3 a( Q9 V/ j问题:' w9 _! B6 D# D1 w; ?4 M
After running the model for 10,000 days, what was the average number of loads in each process?
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$ }1 q/ h- a0 S3 ^+ Y不胜感激! |
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