Question: In a queueing system, customers arrive once every 3 minutes (standard deviation = 4) and services take 2 minutes (standard deviation = 6.3). What

In a queueing system, customers arrive once every 3 minutes (standard deviation

In a queueing system, customers arrive once every 3 minutes (standard deviation = 4) and services take 2 minutes (standard deviation = 6.3). What is the average time a customer will spend in the queue (in minutes)? Note: Do not round intermediate calculations. Round your answer to 3 decimal places. Number of minutes

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