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In a massage shop, massagers requiring tools for massage present their request forms at the tools department counter

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In a massage shop, massagers requiring tools for massage present their request forms at the tools department counter. A tools clerk fills a request while the massagers wait. Massagers arrive at an average rate of 35 per hour -Poisson. A clerk can fill requests in 6 minutes -exponential. The tools clerks are paid $15 per hour and the massagers are paid $18 per hour.;- What is the optimal number of clerks? (you may start calculation from 4 clerks);- The manager of the tools department decides to have 4 tools clerks. What is the probability that a new request will have to wait in line less than 3 minutes?

 

Paper#30827 | Written in 18-Jul-2015

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