At a fashion retailer, there are multiple cashiers providing checkout service to customers simultaneously. On average, customers...

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At a fashion retailer, there are multiplecashiers providing checkout service to customers simultaneously. Onaverage, customers arrive at the checkout area every 6 minutes. Thestandard deviation of the inter-arrival time is 6 minutes. Theaverage checkout time for each customer is 12 minutes, with itsstandard deviation equal to 12 minutes. Supposethat customers form a single line. What is the minimum number ofcashiers required, in order to guarantee an average customerwaiting time below 5 minutes?

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AnswerGiven ThatAt a fashion retailer there are multiplecashiers providing checkout service to customers simultaneously Onaverage customers arrive at the checkout area every 6 minutes See Answer

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