Practice Problems Set 1- rse34.docx - Practice Problems Set...

Practice Problems Set 1
University Sports Center (Little’s Law)
University Sports Center reception desk registers on average 650 visitors on a regular day (from 7am to
10pm), of which on average 300 are during peak hours from 5pm till 7pm. Each visitor spends on average
45 minutes in the Sports Center.
1. How many visitors are on average in the Sports Center?
2. How many visitors are on average in the Sports Center during the peak hours?
Travelers Insurance Company (Little’s Law)
The Travelers Insurance Company processes 10,000 claims per year. The average number of claims “in
process” is 600. Assuming 50 weeks in a year, what is the average time to process a claim (in weeks)?
Process Analysis with One Flow Unit (Bottleneck Analysis)
Consider a process consisting of three resources:
Resource Processing Time
[Min./Unit]
Number of Workers
1 10 2
2 6 1
3 16 3
1. What is the bottleneck?