How are manufacturing and nonmanufacturing location decisions similar? Different?
> What is the goal of line balancing? What happens if a line is unbalanced?
> Compare equipment maintenance strategies in product and process layouts.
> The time needed for checking in at a hotel is to be investigated. Historically, the process has had a standard deviation equal to .146. The means of 39 samples of n = 14 are a. Construct an x¯ -chart for this process with three-sigma limits
> The lower and upper specifications for the computer upgrades in Problem 4 are 78 minutes and 81 minutes. Based on the data in the problem, would you say that the specifications are being met? Estimate the percentage of process output that can be expected
> What characteristics of potato chips concern Jays in terms of quality?
> Do you feel that Jays is overdoing it with its concern for quality?Explain.
> What is a run? How are run charts useful in process control?
> Make a check sheet and then a Pareto diagram for the following car repair shop data. Ticket No. Work Ticket No. Work Ticket No. Work 1 Tires 11 Brakes 21 Lube & oil 2 Lube & oil 12 Lube & oil 22 Brakes 3 Tires 13 Battery 23 Transmission Battery 14 L
> Briefly explain the purpose of each of these control charts: a. x-bar b. Range c. p-chart d. c-chart
> What are the key elements of the TQM approach? What is the driving force behind TQM?
> What are the key concepts that underlie the construction and interpretation of control charts?
> How did Jim conclude that the process was not capable based on his first set of samples?
> List the steps in the control process.
> Classify each of the following as either a Type I error or a Type II error: a. Putting an innocent person in jail b. Releasing a guilty person from jail c. Eating (or not eating) a cookie that fell on the floor d. Not seeing a doctor as soon as possible
> A computer repair shop had received a number of complaints on the length of time it took to make repairs. The manager responded by increasing the repair staff by 10 percent. Complaints on repair time quickly decreased, but then complaints on the cost of
> How important is it for managers to maintain and promote ethical behavior in dealing with quality issues? Does your answer depend on the product or service involved?
> Give three examples of what would be considered unethical behavior involving management of quality, and state which ethical principle (see Chapter 1) is violated.
> What quality-related trade-offs might there be between having a single large, centralized produce processing facility and having many small, decentralized produce-processing facilities?
> More and more people are using the Internet. And when these people want information about a company’s products or services, they often go to the company’s website. In a study of the home pages of Fortune 500 companies, 13 factors were deemed critical to
> What trade-offs are involved in deciding to have a single large, centrally located facility instead of several smaller, dispersed facilities?
> Who needs to be involved in facility location decisions?
> List some common reasons for redesigning layouts.
> In what ways have tech tools improved the process of site selection?
> Rework Problem 4b using this additional information: Expansion would result in an increase of $70,000 per year in transportation costs, subcontracting would result in an increase of $25,000 per year, and adding a new location would result in an increase
> Who needs to be involved in setting priorities for quality improvement?
> a. The following table contains figures on the monthly volume and unit costs for a random sample of 16 items from a list of 2,000 inventory items at a health care facility. Develop an A-B-C classification for these items. b. Given the monthly usages in
> Why are routing and scheduling continual problems in process layouts?
> A company that produces pleasure boats has decided to expand one of its lines. Current facilities are insufficient to handle the increased workload, so the company is considering three alternatives, A (new location), B (subcontract), and C (expand existi
> A small producer of machine tools wants to move to a larger building, and has identified two alternatives. Location A has annual fixed costs of $800,000 and variable costs of $14,000 per unit; location B has annual fixed costs of $920,000 and variable co
> The owner of Genuine Subs, Inc., hopes to expand the present operation by adding one new outlet. She has studied three locations. Each would have the same labor and materials costs (food, serving containers, napkins, etc.) of $1.76 per sandwich. Sandwich
> A newly formed firm must decide on a plant location. There are two alternatives under consideration: locate near the major raw materials or locate near the major customers. Locating near the raw materials will result in lower fixed and variable costs tha
> An analysis of sites for a distribution center has led to two possible sites (L1 and L2 on the map). The sites are comparable on every key factor. The one remaining factor is the center of gravity. Use the center of gravity method to select the better si
> A company that handles hazardous waste wants to minimize the shipping cost for shipments to a disposal center from five receiving stations it operates. Given the locations of the receiving stations and the volumes to be shipped daily, determine the locat
> A clothing manufacturer produces women’s clothes at four locations in Mexico. Relative locations have been determined, as shown in the table below. The location of a central shipping point for bolts of cloth must now be determined. Week
> A toy manufacturer produces toys in five locations throughout the country. Raw materials (primarily barrels of powdered plastic) will be shipped from a new, centralized warehouse whose location is to be determined. The monthly quantities to be shipped to
> What are the trade-offs that occur when a process layout is used? What are the trade-offs that occurwhen a product layout is used?
> A manager has received an analysis of several cities being considered for a new office complex. The data (10 points maximum) are as follows: a. If the manager weights the factors equally, how would the locations stack up in terms of their composite facto
> Answer these questions about inspection: a. What level of inspection is optimal? b. What factors guide the decision of how much to inspect? c. What are the main considerations in choosing between centralized inspection and on-site inspection? d. What poi
> a. Determine an A-B-C classification for these items: b. Find the EOQ given this information: D = 4,500 units/year, S = $36, and H = $10 per unit per year. c. Find the economic production quantity given this information. D = 18,000 units/year, S = $100
> Prepare a cause-and-effect diagram to analyze the possible causes of late delivery of parts ordered from a supplier.
> Determine which location has the highest composite score: Factor Weight East #1 East #2 West Initial cost 8 100 150 140 Traffic 10 40 40 30 Maintenance 20 25 18 Dock space 6 25 10 12 Neighborhood 4 12 8 15
> Using the following factor ratings, determine which location alternative (A, B, or C) should be chosen on the basis of maximum composite score. Location Score Factor (100 points each) Weight A B Convenience .15 80 70 60 Parking facilities .20 72 76
> For each of the four types of organizations shown, rate the importance of each factor in terms of making location decisions using L = low importance, M = moderate importance, and H = high importance. Factor Local Bank Steel Mill Food Warehouse Publi
> A retired auto mechanic hopes to open a rustproofing shop. Customers would be local new-car dealers. Two locations are being considered, one in the center of the city and one on the outskirts. The central city location would involve fixed monthly costs o
> A firm that has recently experienced enormous growth is seeking to lease a small plant in Memphis, TN; Biloxi, MS; or Birmingham, AL. Prepare an economic analysis of the three locations given the following information: Annual costs for building, equipmen
> Town residents, and residents of nearby towns how might a Walmart representative respond to the negative criticisms that might be brought up, and what other benefits could the representative offer the planning board to bolster Walmart’s case of gaining t
> Walmart is one of the largest corporations in the world, and it has obviously enjoyed tremendous success. But while many welcome its location in their communities, others do not. Some complain that its presence has too many negative effects on a communit
> What are the potential benefits of locating in foreign countries? Potential drawbacks?
> A new order has come into your department. The capability of the process used for this type of work will enable virtually all of the output to be well within the specs. a. What benefits might be derived from this situation? b. What alternatives might be
> Offwego Airlines has a daily flight from Chicago to Las Vegas. On average, 18 ticket holders cancel their reservations, so the company intentionally overbooks the flight. Cancellations can be described by a normal distribution with a mean of 18 passenger
> Why might the choice of equipment that provides flexibility sometimes be viewed as a management cop-out?
> Suppose that a table lamp fails to light when turned on. Prepare a simple cause-and-effect diagram to analyze possible causes.
> Respond to this statement: “The importance of the location decision is often vastly overrated; the fact that virtually every type of business is located in every section of the country means there should be no problem in finding a suitable location.”
> Discuss recent trends in location and possible future strategies.
> What are the basic assumptions in locational cost-profit-volume analysis?
> Outline the general approach for developing location alternatives.
> What is factor rating, and how does it work?
> A company is considering the relocation of its manufacturing plant and administrative offices from a small city in the Midwest to a similar-sized city in the South. Approximately 20 percent of the residents of the city are employed by the company, and ma
> A customer has recently tightened the specs for a part your company supplies. The specs are now much tighter than the machine being used for the job is capable of. Briefly identify alternatives you might consider to resolve this problem.
> Give three examples of unethical behavior involving location selection, and indicate which ethical principle is violated.
> Corruption and bribery are common in some countries. Would you avoid locating in such a country,or locate there and deal with it? If the latter, how would you deal with it?
> A Las Vegas supermarket bakery must decide how many wedding cakes to prepare for the upcoming weekend. Cakes cost $33 each to make, and they sell for $60 each. Unsold cakes are reduced to half-price on Monday, and typically one-third of those are sold. A
> The owner of a fast-food franchise has exclusive rights to operate in a medium-sized metropolitanarea. The owner currently has a single outlet open, which has proved to be very popular, and thereare often waiting lines of customers. The owner is therefor
> What are the trade-offs in the following? a. Using self-directed teams instead of a more conventional approach with occasional use of teams. b. Deciding how often to update standard times due to minor changes in work methods. c. Choosing between time stu
> Prepare a run diagram for this emergency call data. Use five-minute intervals (i.e., count the calls received in each five-minute interval. Use intervals of 0 to 4, 5 to 9, etc.). Note: Two or more calls may occur in the same minute; there were three ope
> Why is management of technology important?
> In what ways does technology have an impact on job design?
> Who uses the results of work measurement in an organization, and how do they use them?
> Explain the term knowledge-based pay system.
> Select one of the quality gurus and briefly describe his major contributions to quality management.
> a. What is ergonomics and why is it important in job design? b. Explain how it can relate to quality of work life.
> a. Contrast the meanings of the terms job enlargement and job enrichment. b. What is the purpose of approaches such as job enlargement and job enrichment?
> What are some of the main advantages and disadvantages of specialization from a management perspective? From a worker’s perspective?
> A manager is going to purchase new processing equipment and must decide on the number of spare parts to order with the new equipment. The spares cost $200 each, and any unused spares will have an expected salvage value of $50 each. The probability of usa
> What is work sampling? How does it differ from time study?
> Comment on the following: “At any given instant, the standard times for many jobs will not be strictly correct.” a. Why is this so? b. Does this mean that those standards are useless? Explain.
> Name some reasons why methods analyses are needed. How is methods analysis linked to productivity improvements?
> What are the main advantages of a process layout? The main disadvantages?
> Some Japanese firms have a policy of rotating their managers among different managerial jobs. In contrast, American managers are more likely to specialize in a certain area (e.g., finance or operations). Discuss the advantages and disadvantages of each o
> Briefly describe the five process types, and indicate the kinds of situations in which each would be used.
> Define and contrast control limits, specifications, and process variability.
> What are self-directed work teams? What are some potential benefits of using these teams?
> Explain briefly how techniques described in this chapter could be used to improve operations. Be specific about which techniques could be used, how they could be used, and why you think those techniques would be helpful.
> Healthy Hots, a fast-food restaurant that offers heart-healthy food, is experiencing several difficulties with operations. Although customers like the idea of heart-healthy foods, and surveys indicate that customers find the food to be tasty and appealin
> Name three major trade-offs in process selection.
> Demand for rug-cleaning machines at Clyde’s U-Rent-It is shown in the following table. Machines are rented by the day only. Profit on the rug cleaners is $10 per day. Clyde has four rug-cleaning machines. Demand ………………..Frequency 0 …………………………………..…..30
> In what ways does technology have an impact on process selection? How can technology impact layout decisions?
> Who needs to be involved in layout design?
> Who needs to be involved in process selection?
> Many companies outsourced their manufacturing activities to Foxconn due to its low labor costs. Does Foxconn’s shift to automation make it likely that some of those companies will reconsider outsourcing in favor of shifting to automation? What are some r
> Prepare a run chart similar to Figure 9.11 for the occurrences of defective computer monitors based on the following data, which an analyst obtained from the process for making the monitors. Workers are given a 15-minute break at 10:15 a.m. and 3:15 p.m.
> If both run tests are used, and neither reveals non randomness, does that prove that the process is random? Explain.
> A large law firm uses an average of 40 boxes of copier paper a day. The firm operates 260 days a year. Storage and handling costs for the paper are $30 a year per box, and it costs approximately $60 to order and receive a shipment of paper. a. What order
> If small samples can reveal something that large samples might not, why not just take small samples in every situation?
> Assuming the problem can be found and corrected, what impact do you think this would have on the capability of the process? Compute the potential process capability using the second data set.
> What action would you suggest to avoid the problem of workarounds?
> a. What is ISO 9000, and why is it important for global businesses to have ISO 9000 certification? b. Compare the Baldrige Award and ISO certification. If an organization were going to seek both, which one should it seek first? Why?
> What trade-offs are involved in deciding on whether to offer a product or service guarantee?
> Many product reviews are available on the Internet. Two examples are reviews on electronics productssuch as DVD players and high-definition televisions. There are often both positive and negativereviews. a. Do such reviews (positive and negative) influen
> Use the dimensions of quality to describe typical characteristics of these products and services: a. A television set b. A restaurant meal (product) c. A restaurant meal (service) d. Painting a house e. Surgery and post surgery care
