BUS 16940

subject Type Homework Help
subject Pages 7
subject Words 938
subject Textbook OM 5 5th Edition
subject Authors David Alan Collier, James R. Evans

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page-pf1
Webster Manufacturing Inc. is implementing a Just-in-Time (JIT) system and wants to
know how many Kanbans to use for the initial setup of its JIT system. The daily
demand is 400 units and each Kanban (i.e., container) holds 15 units. The combined
processing and waiting time per container is 0.7 days. If the initial alpha value for
safety stock is 0.6, how many Kanban containers should be authorized?
a. More than 10 but less than or equal to 15 Kanbans
b. More than 15 but less than or equal to 20 Kanbans
c. More than 20 but less than or equal to 25 Kanbans
d. More than 25 Kanbans
Answer:
Simulation can guarantee an optimal solution.
Answer:
Inventory-holding costs are easily measured by accounting departments.
Answer:
page-pf2
Explain the role of ergonomics in job design.
Answer:
If variable demand were the only source of uncertainty, the order-quantity and
reorder-point decision could be based on a single-period inventory model.
Answer:
One disadvantage of VMI is that it does not account for substitutable products from
competing manufacturers and often results in higher customer inventories than
necessary.
page-pf3
Answer:
Customer-contact requirements might be either technical or behavioral in nature.
Answer:
In the define phase of the Six Sigma problem-solving (DMAIC) approach, teams
identify critical-to-quality characteristics (CTQs) that are considered by the customer to
have the most impact on quality.
Answer:
The method of least squares maximizes the sum of the squared deviations between the
actual time-series values and the estimated values of the dependent variable.
Answer:
page-pf4
Generally for queuing models, the slower the rate of arrivals, the shorter is the time
period chosen.
Answer:
Decision analysis situations often have multiple objectives.
Answer:
De
Answer:
page-pf5
For decisions that are repeated over and over, managers can choose decisions based on
the expected payoff that might occur.
Answer:
Explain the difference between a moving average and single exponential smoothing
forecasting model.
Answer:
The bottom of the House of Quality shows the interrelationships between any pair of
technical features.
Answer:
page-pf6
Define multinational enterprises. What challenges do they pose to operations managers?
Answer:
Japan's Genichi Taguchi argued that any variation within the specification limits is
equally good in terms of quality and long-run cost.
Answer:
Explain the concept of hierarchy of work. Why is it useful in process design activities?
page-pf7
Answer:
Low scalability was one of the reasons for failure of many early Internet-based
companies.
Answer:

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