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At a hair salon served by only one hairdresser, customers arrive at the rate of about...

At a hair salon served by only one hairdresser, customers arrive at the rate of about 8 per hour according to a Poisson distribution. It takes about 5 minutes for the hair dresser to complete each customer, following an exponential distribution. What is the average time (in hours)the customer has to wait in the salon?

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Solutions By using kaluli method. A- u= 8 per t per hour minute Carrival rate) ( service rate) Service time = 5minutes co hoI wa - 21 wally I hours 1860 = 15 minutes ence an average Customer has for wall about 15 minutes in salon,

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