At a hair salon, customers arrive at the rate of 6 customers per hour. The standard deviation
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Question:
At a hair salon, customers arrive at the rate of 6 customers per hour. The standard deviation of the time between two consecutive arrivals is estimated as 9 minutes. On average, it takes a customer 30 minutes to complete the service (regardless of which hairdresser provides the service). The coefficient of variation of the service time is estimated as 0.5
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