Statistics Solutions

[See Solution] During the early morning hours, customers arrive at a branch post office at an average rate of 45 per hour (Poisson), while clerks can handle transactions

Question: During the early morning hours, customers arrive at a branch post office at an average rate of 45 per hour (Poisson), while clerks can handle transactions in an average time (exponential) of 4 minutes each. Find:

  1. The average number of customers waiting for service if 6 clerks are used
  2. The minimum number of clerks needed to keep the average time in the system to under 5 minutes
    iii) If clerk cost is $30 per hour and customer waiting time represents a "cost" of $20 per hour, how many clerks can be justified on a cost basis?
    Price: $2.99
    Solution: The downloadable solution consists of 3 pages
    Deliverable: Word Document


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