Cycle time in assembly-line balancing is the maximum amount of time it takes to
process a part at some workstation along the line.
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For a Marriott hotel call center, the expected service rate was 3.0 minutes per telephone
call per customer service representative (CSR). With 3 telephone CSRs on-duty during
the 6:30 to 7:00 am time period, and assuming a 90% target CSR labor utilization rate,
how many telephone calls can these 3 CSRs handle during this time period?
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Compare and contrast a push system and a pull system.
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Give at least five examples of service organizations (and employee types) where, due to
high variability in customer demand, staff-scheduling problems are prevalent.
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For a single processor, a first come, first served (FCFS) rule minimizes the average
flow time because it considers both the job and customer criterion.
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Describe some common supply chain metrics used to evaluate performance.
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Costs associated with maintaining storage facilities such as gas and electricity, taxes,
and insurance are associated with fixed ordering costs.
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In a two-component parallel system, the overall reliability is 9984. If the reliability of
the first component is 0.9880, determine the reliability of the second component.
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Discuss the five characteristics of management decisions when decision analysis
techniques should be utilized.
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A food packaging plant has planned shipments over the next six weeks of 9,500, 8,500,
10,000, 8,800, 8,200, and 9,000 packages. The plant normally operates 2 shifts per day,
five days per week. During each shift, 1000 food products can be packaged and ready to
ship. What is the plant’s weekly capacity? At what percentage of capacity is the plant
actually operating?
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In a push system, finished-goods inventory is produced in advance of customer demand
using a forecast of sales.
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The “line of customer visibility” shows the separation between the back office and front
office activities in a service flowchart.
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Both economic and noneconomic factors should play an important role in location
decisions in supply and value chains.
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A manufacturer made a commitment to supply 20 units of a product. The first unit took
1,200 hours to make, the second unit took 900 hours, and the third unit took 768 hours.
How many hours should it take to make the 20th unit?
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Explain how forecasting is used at different levels of an organization.
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Large batches often reduce teardowns and setups and provide economies of scale.
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In designing an efficient supply chain, an organization would need high levels of
inventory stored in many small distribution centers.
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All activities on the critical path have a zero slack time.
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