1. In what kinds of situations is queuing analysis most appropriate? 2. Why do waiting lines form even though a service system is underloaded? 3. What are the most common measures of system performance in a queuing analysis? 4. What effect would decreasing arrival and service variability have on the effective capacity of a system 5. What approaches do supermarkets use to offset variations in customer traffic intensity? 6. Contrast finite and infinite population sources 7 Under what circumstances would a multiple - priority waiting system be appropriate? 8. In a multiple-channel system, what is the rationale for having customers wait in a single line,as is now being done in many banks and post offices, rather than multiple lines? (Hint: The average waiting time is unaffected) 9. What happens to the length of a waiting line in a highly variable (queuing) setting if a manager attempts to achieve a high percentage of capacity utilization?