Question: The exponential distribution is often used to model what in a queuing system? If the average time between customer arrivals is eight minutes, what is

  1. The exponential distribution is often used to model what in a queuing system?
  2. If the average time between customer arrivals is eight minutes, what is the hourly arrival rate?
  3. How much time, on average, would a server need to spend on a customer to achieve a service rate of 20 customers per hour?
  4. What is the term used for the situation where a potential customer arrives at a service operation and decides to leave upon seeing a long line?
  5. What is the most commonly used priority rule for setting queue discipline, likely because it is seen as most fair?

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