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production and operations management
Questions and Answers of
Production And Operations Management
3. Where would you expect ownership/title to change in each of Darden’s four supply chains? Darden Restaurants, owner of popular brands such as Olive Garden and LongHorn Steakhouse, requires unique
4. How do Darden’s four supply chains compare with those of other firms, such as Dell or an automobile manufacturer? Why do the differences exist, and how are they addressed? Darden Restaurants,
1. What other techniques might Regal use to improve supply chain management? Like most other manufacturers, Regal Marine finds that it must spend a huge portion of its revenue on purchases. Regal has
2. What kind of response might members of the supply chain expect from Regal because of their “partnering” in the supply chain? Like most other manufacturers, Regal Marine finds that it must
3. Why is supply chain management important to Regal? Like most other manufacturers, Regal Marine finds that it must spend a huge portion of its revenue on purchases. Regal has also found that the
1. How does this supply chain differ from that in a manufacturing firm? Arnold Palmer Hospital, one of the nation’s top hospitals dedicated to serving women and children, is a large business with
2. What are the constraints on making decisions based on economics alone at Arnold Palmer Hospital? Arnold Palmer Hospital, one of the nation’s top hospitals dedicated to serving women and
3. What role do doctors and nurses play in supply chain decisions in a hospital? How is this participation handled at Arnold Palmer Hospital? Arnold Palmer Hospital, one of the nation’s top
4. Doctor Smith just returned from the Annual Physician’s Orthopedic Conference, where she saw a new hip joint replacement demonstrated. She decides she wants to start using the replacement joint
LO 11.1 The objective of supply chain management is to _________.
LO 11.2 The term vertical integration means to:a) develop the ability to produce products that complement or supplement the original product.b) produce goods or services previously purchased.c)
LO 11.3 The bullwhip effect can be aggravated by:a) local optimization.b) sales incentives.c) quantity discounts.d) promotions.e) all of the above.
LO 11.4 Supplier selection requires:a) supplier evaluation and effective third-party logistics.b) supplier development and logistics.c) negotiations, supplier evaluation, supplier development, and
LO 11.5 A major issue in logistics is:a) cost of purchases.b) supplier evaluation.c) product customization.d) cost of shipping alternatives.e) excellent e-procurement.
LO 11.6 Inventory turnover 5a) Cost of goods sold 4 Weeks of supplyb) Weeks of supply 4 Annual cost of goods soldc) Annual cost of goods sold 4 52 weeksd) Average inventory investment 4 Cost of goods
Explain and measure the bullwhip effect
LO S11.3 Describe the factor-weighting approach to supplier evaluation
Xiaotian Geng, president of Shanghai Manufacturing Corp., wants to create a portfolio of suppliers for the motors used in her company’s products that will represent a reasonable balance between
Chieh Lee Metals, Inc. orders sheet metal and transforms it into 50 formed tabletops that are sold to furniture manufacturers. The following table shows the weekly variance of demand and orders for
Erick Davis, president of Creative Toys in Palo Alto, California, is interested in evaluating suppliers who will work with him to make nontoxic, environmentally friendly paints and dyes for his line
A shipment of new connectors for semiconductors needs to go from San Jose to Singapore for assembly.The value of the connectors is $1,750, and holding cost is 40% per year. One airfreight carrier can
Erika Marsillac manages a warehouse for a local chain of specialty hardware stores. As seen in Figure S11.3, the single-aisle rectangular warehouse has a dock for pickup and delivery, along with 16
1. What is the difference between “unique-event” risk and“super-event” risk?
4. Describe some ramifications of the bullwhip effect.
Over the past 10 weeks, demand for gears at Michael’s Metals has been 140, 230, 100, 175, 165, 220, 200, and 178. Michael has placed weekly orders of 140, 250, 90, 190, 140, 240, 190, and 168
• S11.1 How would you go about attempting to come up with the probability of a “super-event” or the probability of a “uniqueevent?”What factors would you consider?
• S11.3 Referring to Problem S11.2, Wellington Company re-estimated the probability of a “super-event” to 0.2% due to some heavy safety investment carried out in the Albuquerque plant. In
• • S11.5 Kryoneri Perfume Company is considering two alternatives for the supply of vetiver oil (an essential oil used in high-end perfumes). Alternative 1 is to use two suppliers located in
• S11.7 Over the past 5 weeks, demand for wine at Winston’s Winery has averaged 1,890 bottles, and the variance of demand has been 793,000 bottles. Winston has ordered an average of 1,900 bottles
S11.8 A manufacturer produces a single product that is sold abroad to an industrial company through the following channela) Calculate the bullwhip effect for each stage of the supply chain.b) What
• • • S11.9 Consider a three-firm supply chain consisting of a retailer, manufacturer, and supplier. The retailer’s demand over an 8-week period was 100 units each of the first 2 weeks, 200
• • S11.10 As purchasing agent for Eynan Enterprises in Richmond, Virginia, you ask your buyer to provide you with a ranking of“excellent,” “good,” “fair,” or “poor” for a variety
• • S11.11 Using the data in Problem S11.10, assume that both Donna, Inc. and Kay Corp. are able to move all their “poor” ratings to “fair.” How would you then rank the two firms? TABLE
• S11.12 The supply chain manager for Keskin Industries, Sean Willems, has developed the data shown in Table S11.3 for two vendors. Based on the weights and rankings shown, which is the preferred
• • S11.13 Referring to Problem S11.12, Sean Willems, in additionto the two possible vendors evaluated in Table S11.3,has found a third possible vendor. He now wants to evaluate all three vendors
• • S11.14 Sean Willems has evaluated the vendors in TableS11.3 as well as Fricker V-Tech, the vendor in Problem S11.13, but the Quality Control Manager says that new data suggest that Siemsen
• • S11.16 A company with a plant in Basel can be served by both rail and truck at a cost of €250 and €1,500 per load, respectively.The transit time for the train is 15 days while that for
• • S11.17 If you have a third option for the data in Problem S11.16 and it costs only $4,000 and also takes 20 days, what is your most economical plan?
• • S11.18 The Smoked Salmon, a seafood supplier in Egypt, has a new yearly contract to supply fresh seafood products to Saudi Arabia. The value of the contract is E£800,000 (Egyptian Pound)and
• • S11.22 The food items listed in the following table are stored on a cruise ship for a 7-day cruiseUsing the following figure, indicate the best storage location for each item to minimize
LO S11.1 Which of the following combinations would result in needing to utilize the largest number of suppliers?a) a high value of S and high value of Ub) a high value of S and low value of Uc) a low
LO S11.2 Typically, the bullwhip effect is most pronounced at which level of the supply chain?a) consumersb) suppliersc) wholesalersd) retailers
LO S11.4 A more expensive shipper tends to provide:a) faster shipments and lower holding costsb) faster shipments and higher holding costsc) slower shipments and lower holding costsd) slower
LO S11.5 Which of the following items is most likely to be stored at the back of a warehouse, furthest away from the shipping dock?a) low number of trips and low number of storage blocksb) low number
Five Flags over Florida, a U.S. chain of 10 family-oriented theme parks, has decided to expand overseas by opening its first park in Europe. It wishes to select between France and Denmark.APPROACH c
Esmail Mohebbi, owner of European Ignitions Manufacturing, needs to expand his capacity. He is considering three locations—Athens, Brussels, and Lisbon—for a new plant. The company wishes to find
CENTER OF GRAVITY Quain’s Discount Department Stores, a chain of four large Target-type outlets, has store locations in Chicago, Pittsburgh, New York, and Atlanta; they are currently being supplied
1. How is FedEx’s location a competitive advantage? Discuss.
4. What is clustering?
9. What factors affect region/community location decisions?
11. List factors, other than globalization, that affect the location decision.
13. What are the three steps to locational cost–volume analysis?
15. Why shouldn’t low wage rates alone be sufficient to select a location?
Just as cities and communities can be compared for location selection by the weighted approach model, as we saw earlier in this chapter, so can actual site decisions within those cities.Table 8.7
• 8.4 Refer to Problem 8.3. If the final destination is New Delhi, India, and there is a 30% import tax, which firm should you choose?
• 8.6 Ken Gilbert owns the Knoxville Warriors, a minor league baseball team in Tennessee. He wishes to move the Warriors south, to either Mobile (Alabama) or Jackson (Mississippi). The following
1. Visit the Web site for PSTYE 2003 (www.gemapping.com/downloads/targetpro_brochure.pdf). Describe the psychological profiling (PSYTE) clustering system. Select an industry, other than restaurants,
2. What are the major differences in site location for a restaurant versus a retail store versus a manufacturing plant?From its first Red Lobster in 1968, the chain has grown to 705 locations, with
3. Red Lobster also defines its trade areas based on market size and population density. Here are its seven density classes:The majority (92%) of the Red Lobster restaurants fall into three of these
1. From Munday’s Standard Market Report checklist, select any other four categories, such as population (A1), hotels (B2), orrestaurantsightclubs (D), and provide three subcategories that should be
2. Which is the highest rated of the four European cities under consideration, using the table?Some people would say that Oliver Munday, Hard Rock’s vice president for cafe development, has the
3. Why does Hard Rock put such serious effort into its location analysis?Some people would say that Oliver Munday, Hard Rock’s vice president for cafe development, has the best job in the
4. Under what conditions do you think Hard Rock prefers to franchise a cafe?Some people would say that Oliver Munday, Hard Rock’s vice president for cafe development, has the best job in the
LO 8.1 The factors involved in location decisions includea) foreign exchange.b) attitudes.c) labor productivity.d) all of the above.
LO 8.2 If Fender Guitar pays $30 per day to a worker in its Ensenada, Mexico, plant, and the employee completes four instruments per 8-hour day, the labor cost/unit isa) $30.00.b) $3.75.c) $7.50.d)
LO 8.3 Evaluating location alternatives by comparing their composite(weighted-average) scores involvesa) factor-rating analysis.b) cost–volume analysis.c) transportation model analysis.d) linear
LO S7.6 Net present value:a) is greater if cash receipts occur later rather than earlier.b) is greater if cash receipts occur earlier rather than later.c) is revenue minus fixed cost.d) is preferred
LO S7.5 Expected monetary value is most appropriate:a) when the payoffs are equal.b) when the probability of each decision alternative is known.c) when probabilities are the same.d) when both revenue
LO S7.4 The break-even point is:a) adding processes to meet the point of changing product demands.b) improving processes to increase throughput.c) the point in dollars or units at which cost equals
LO S7.3 System capacity is based on:a) the bottleneck.b) throughput time.c) time of the fastest station.d) throughput time plus waiting time.e) none of the above.
LO S7.2 Effective capacity is:a) the capacity a firm expects to achieve, given the current operating constraints.b) the percentage of design capacity actually achieved.c) the percentage of capacity
LO S7.1 Capacity decisions should be made on the basis of:a) building sustained competitive advantage.b) good financial returns.c) a coordinated plan.d) integration into the company’s strategy.e)
2. What kind of major changes could take place in Arnold Palmer Hospital’s demand forecast that would leave the hospital with an underutilized facility (namely, what are the risks connected with
1. Given the capacity planning discussion in the text (see Figure S7.6), what approach is being taken by Arnold Palmer Hospital toward matching capacity to demand?Since opening day, Arnold Palmer
• • S7.45 Portland Savings and Loan is considering new computer software, which, because of installation and training cost, will have an unusual pattern of net receipts. The expected receipts
• • S7.44 Cheryl Druehl needs to purchase a new milling machine. She is considering two different competing machines.Milling Machine A will cost $300,000 and will return $80,000 per year for 6
• • S7.43 Justin Bateh is considering a new machine for his shop.The machine is expected to generate receipts as follows: $50,000 in year 1, $30,000 in year 2, nothing in the next year, and
• • S7.42 Tony and Steve are considering whether to purchase a new “bending brake.” This machine puts precise bends in a material used in their vinyl siding business. The machine will
• • • • S7.39 Bold’s Gym, a health club chain, is considering expanding into a new location: the initial investment would be $1 million in equipment, renovation, and a 6-year lease, and its
• S7.36 What is the present value of $5,600 when the interest rate is 8% and the return of $5,600 will not be received for 15 years?
• S7.35 The initial cost of an investment is $65,000 and the cost of capital is 10%. The return is $16,000 per year for 8 years.What is the net present value?
• • S7.34 What is the net present value of an investment that costs $75,000 and has a salvage value of $45,000? The annual profit from the investment is $15,000 each year for 5 years. The cost of
• • • • S7.33 As operations manager of Holz Furniture, you must make a decision about adding a line of rustic furniture. In discussing the possibilities with your sales manager, Steve
• • S7.31 Use the same data in Problem S7.28:a) If the expected volume is 28,500 units, which alternative should be chosen?b) If the expected volume is 15,000 units, which alternative should be
• • S7.30 Given the data in Problem S7.28, at what volume (units)of output would the two alternatives yield the same profit (loss)?
• • S7.29 You are given the data in Problem S7.28:a) What is the break-even point in dollars for proposal X?b) What is the break-even point in dollars for proposal Y?
• • S7.28 Wolfgang Kersten Mfg. intends to increase capacity through the addition of new equipment. Two vendors have presented proposals. The fixed costs for proposal X are $150,000, and for
• • • • S7.26 As a prospective owner of a club known as the Red Rose, you are interested in determining the volume of sales dollars necessary for the coming year to reach the break-even
• • • • S7.25 Zan Azlett and Angela Zesiger have joined forces to start A&Z Lettuce Products, a processor of packaged shredded lettuce for institutional use. Zan has years of food-processing
• • S7.24 The electronics firm in Problem S7.23 is now considering the new equipment and increasing the selling price to$1.10 per unit. With the higher-quality product, the new volume is expected
• • S7.23 An electronics firm is currently manufacturing an item that has a variable cost of $.50 per unit and a selling price of $1.00 per unit. Fixed costs are $14,000. Current volume is 30,000
• • S7.22 You are considering opening a copy service in the student union. You estimate your fixed cost at $15,000 and the variable cost of each copy sold at $.01. You expect the selling price to
• • S7.21 Given the following data, calculatea) BEPx;b) BEP$;andc) the profit at 100,000 units:P = +8>unit V = +4>unit F = +50,000
• S7.19 Given the data in Problem S7.17, at what volume(units) of output would the two alternatives yield the same profit?
• S7.18 Using the data in Problem S7.17:a) What is the break-even point in dollars for proposal A if you add $10,000 installation to the fixed cost?b) What is the break-even point in dollars for
• S7.17 Sroufe Manufacturing intends to increase capacity by overcoming a bottleneck operation by adding new equipment.Two vendors have presented proposals. The fixed costs for proposal A are
• S7.16 Smithson Cutting is opening a new line of scissors for supermarket distribution. It estimates its fixed cost to be $500.00 and its variable cost to be $0.50 per unit. Selling price is
• S7.14 Klassen Toy Company, Inc., assembles two parts(parts 1 and 2): Part 1 is first processed at workstation A for 15 minutes per unit and then processed at workstation B for 10 minutes per
• • S7.13 The Pullman Mfg., Inc., three-station work cell illustrated in Figure S7.8 has two machines at station 1 in parallel.(The product needs to go through only one of the two machines before
• • S7.10 A work cell at Chris Ellis Commercial Laundry has a workstation with two machines, and each unit produced at the station needs to be processed by both of the machines. (The same unit
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