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1. A manager is contemplating making changes to a single-server system that is expected to double the service rate, and still have just one server.
a. Would you intuitively think that doubling the service rate of a single-server system would cut the average waiting time in half?
b. For the sake of analysis, suppose the current system has an arrival rate of 8 costumers per hour and the service rate is 10 customers per hour. If the service rate is doubled, what impact will that have on the average number waiting in line?
c. What are some of the managerial implications of your analysis?
2. A machine cell uses 250 pounds of a certain material each day. Material is transported in vats that hold 25 pounds each. The cycle time for vats is 2.5 hours. The manager has assigned an inefficiency factor of 0.12 to the cell. The plant operates an 8 hour day. How many vats will be used?
Compare and contrast JIT and MRP. Explain your answer in detail.
Given the volunteers you have, the other time estimates are item K (2 hrs), item L (1 hour) also item M (4 hrs). Develop a time-phased assembly plan to prepare the gift bags.
Evaluate each company's approach to ethics and social responsibility and the impact those approaches have had on each company's profitability.
Two models of a product - Regular (X) and Deluxe (Y) - are produced by a company. A linear programming model is used to determine the production schedule.
report about the company including a full historical description of the company and major officers. In your research, locate financials about the company from the past 5 years and include this in the paper.
What is the critical path? What are the implications for the management of the critical path and what are the implications for tasks not part of the critical path? Discuss in terms of flexibility.
although it was designed to make four copies per second. Data suggests that about 3% of the copies pages must be scrapped and recopied. What is the overall equipment effectivness of the high-speed copier?
What is the breakeven point for this new process. Compare this process to the process proposed in the previous problem. For what volume of demand should Patricia choose this process
You are the global subsidiary branch manager of a U.S.-based MNE, Leather Extraordinaire, which manufactures leather goods. The Latin American division exports the largest volume of goods due to the high quality of leather and cheap labor
Calculate the overall proportion of "tourists" (cars with out-of-state plates). b. Calculate the LCL and UCL for these data
Use an ? of 0.1 and a B (beta) of 0.2 to make a forecast for july and august. Calculate the MAD for your january through june forecasts. 15 demand units for January, 18 for february, 22 for march, 23 for april, 27 for May, 26 for june.
Where would your university or college department be located on Perrow's technology framework? Would a department devoted exclusively to teaching be put in a different quadrant from a department devoted exclusively to research?
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