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hotel operations management
Operations Management 10th Edition Jay Heizer, Barry Render - Solutions
What are the constraints on making decisions based on econom- ics alone at Arnold Palmer Hospital?
What role do doctors and nurses play in supply-chain decisions in a hospital? How is this participation handled at Arnold Palmer Hospital?
What other techniques might Regal use to improve supply-chain management?
What kind of response might members of the supply chain expect from Regal in response to their "partnering" in the supply chain?
Why is supply-chain management important to Regal?
Explain how core competencies relate to outsourcing
Describe the risks of outsourcing 484 485
Use factor rating to evaluate both country and provider outsourcers
List the advantages and disadvantages of outsourcing 487 489
Using the same ratings given in Problem $11.1, assume that the executives have determined four criteria weightings: Price, with a weight of 0.1; Nearness, with 0.6; Technology, with 0.2; and History, with 0.1. Ia) Using the weighted factor-rating method, which country would you select?b) Double
Ranga Ramasesh is the operations manager for a firm that is trying to decide which one of four countries it should research for possible outsourcing providers. The first step is to select a coun- try based on cultural risk factors, which are critical to eventual busi- ness success with the
Ranga Ramasesh is the operations manager for a firm that is trying to decide which one of four countries it should research for possible outsourcing providers. The first step is to select a coun- try based on cultural risk factors, which are critical to eventual busi- ness success with the
Using the same ratings given in Problem S11.3(a), assume that John Wang has determined six criteria weightings: Trust, with a weight of 0.4; Quality, with 0.2; Religious, with 0.1; Individualism, with 0.1; Time, with 0.1; and Uncertainty, with 0.1. Using the weighted factor-rating method, which
Charles Teplitz's firm wishes to use factor rating to help select an outsourcing provider of logistics services.a) With weights from 1-5 (5 highest) and ratings 1-100 (100 high- est), use the following table to help Teplitz make his decision:b) Teplitz decides to increase the weights for quality,
Price Technologies, a California-based high-tech man- ufacturer, is considering outsourcing some of its electronics produc- tion. Four firms have responded to its request for bids, and CEO Willard Price has started to perform an analysis on the scores his OM team has entered in the table below.
Use the process in Table S11.2 to analyze what New Mexico could have done to achieve a more successful outcome.
Is this a case of cultural misunderstanding, or could the same result have occurred if a U.S. firm, such as IBM, had been selected?
Conduct your own research to assess the risks of outsourcing any information technology project. (Computerworld is one good source.)
What are some outsourcing opportunities in a restaurant?
What supply-chain issues are unique to a firm sourcing from 35 countries?
Examine how other firms or industries develop international supply chains as compared to Darden.
Why does Darden outsource harvesting and preparation of much of its seafood?
Outsourcing can be a risky proposition because:a) about half of all outsourcing agreements fail.b) it saves only about 30% in labor costs.c) labor costs are increasing throughout the world.d) a non-core competency is outsourced.e) shipping costs are increasing.
Advantages of outsourcing include:a) focusing on core competencies and cost savings.b) gaining outside technology and creating new markets in India for U.S. products.c) improving operations by closing plants in Malaysia.d) employees wanting to leave the firm.e) reduced problems with logistics
Explain the following: All things being equal, the production inventory quantity will be larger than the economic order quantity.
If D 8,000 per month, S$45 per order, and H=$2 per unit per month,a) What is the economic order quantity?b) How does your answer change if the holding cost doubles?c) What if the holding cost drops in half? P
Madeline Thimmes's Dream Store sells water beds and assorted supplies. Her best-selling bed has an annual demand of 400 units. Ordering cost is $40; holding cost is $5 per unit per year.a) To minimize the total cost, how many units should be ordered each time an order is placed?b) If the holding
Myriah Fitzgibbon, of L.A. Plumbing, uses 1,200 of a certain spare part that costs $25 for each order, with an annual hold- ing cost of $24.a) Calculate the total cost for order sizes of 25, 40, 50, 60, and 100.b) Identify the economic order quantity and consider the implications for making an
M. Cotteleer Electronics supplies microcomputer cir- cuitry to a company that incorporates microprocessors into refriger- ators and other home appliances. One of the components has an annual demand of 250 units, and this is constant throughout the year. Carrying cost is estimated to be $1 per unit
Radovilsky Manufacturing Company, in Hayward, California, makes flashing lights for toys. The company operates its production facility 300 days per year. It has orders for about 12,000 flashing lights per year and has the capability of producing 100 per day. Setting up the light production costs
Arthur Meiners is the production manager of Wheel-Rite, a small producer of metal parts. Wheel-Rite supplies Cal-Tex, a larger assembly company, with 10,000 wheel bearings each year. This order has been stable for some time. Setup cost for Wheel-Rite is $40, and holding cost is $.60 per wheel
Cesar Rego Computers, a Mississippi chain of com- puter hardware and software retail outlets, supplies both educational and commercial customers with memory and storage devices. It currently faces the following ordering decision relating to purchases of high-density disks: D = 36,000 disks S = $25
Bell Computers purchases integrated chips at $350 per chip. The holding cost is $35 per unit per year, the ordering cost is $120 per order, and sales are steady, at 400 per month. The com- pany's supplier, Rich Blue Chip Manufacturing, Inc., decides to offer price concessions in order to attract
Based on available information, lead time demand for PC jump drives averages 50 units (normally distributed), with a stan- dard deviation of 5 drives. Management wants a 97% service level.a) What value of Z should be applied?b) How many drives should be carried as safety stock?c) What is the
Kim Clark has asked you to help him determine the best ordering policy for a new product. The demand for the new product has been forecasted to be about 1,000 units annually. To help you get a handle on the carrying and ordering costs, Kim has given you the list of last year's costs. He thought
Emarpy Appliance is a company that produces all kinds of major appliances. Bud Banis, the president of Emarpy, is concerned about the production policy for the company's best- selling refrigerator. The annual demand for this has been about 8,000 units each year, and this demand has been constant
Given the data, can you provide advice to Jo on the order quan- tity and reorder point?
What critical assumption is not met in the analysis above? What improvements on the policy can you imagine? Source: Dr. Ian M. Langella, Shippensburg University, USA.
If Jo wanted to increase service to 99%, what would the new reorder point be? How much additional holding costs would result?
Compute the optimal order quantity of DVD players.
Determine the appropriate reorder point (in units).
Compute the cost savings that the company will realize if it implements the optimal inventory procurement decision.
Should procurement costs be considered a linear function of the number of orders?
How does the mix of Frito-Lay's inventory differ from those at a machine or cabinet shop (a process-focused facility)?
What are the major inventory items at Frito-Lay, and how rapidly do they move through the process?
What are the four types of inventory? Give an example of each at Frito-Lay.
How would you rank the dollar investment in each of the four types (from the most investment to the least investment)?
Why does inventory flow so quickly through a Frito-Lay plant?
Why does the company keep so many plants open?
Why doesn't Frito-Lay make all its 41 products at each of its plants?3. What are the four types of inventory? Give an example of each at Frito-Lay.
How would you rank the dollar investment in each of the four types (from the most investment to the least investment)?
Why does inventory flow so quickly through a Frito-Lay plant?
Why does the company keep so many plants open?
Why doesn't Frito-Lay make all its 41 products at each of its plants?
If you were to take over as inventory control manager at Wheeled Coach, what additional policies and techniques would you initi- ate to ensure accurate inventory records?
How would you go about implementing these suggestions?LO!. ABC analysis divides on-hand inventory into three classes, based on:a) unit price.c) annual demand.
Cycle counting:b) the number of units on hand.d) annual dollar values.a) provides a measure of inventory turnover.b) assumes that all inventory records must be verified with the sam frequency.c) is a process by which inventory records are periodically verified.d) all of the above.
Which variations in demand for police services should be con- sidered in an aggregate plan for resources? Which variations can be accomplished with short-term scheduling adjustments?
Evaluate the current staffing plan. What does it cost? Are 26 offi- cers sufficient to handle the normal workload?
What would be the additional cost of the chief's proposal? How would you suggest that he justify his request?
How much does it currently cost the college to provide police services for football games? What would be the pros and cons of completely subcontracting this work to outside law enforcement agencies?
Propose other alternatives.
Discuss the implications of closing a plant.
Aggregate planning is concerned with determining the quantity and timing of production in the:a) short term.c) long term.b) intermediate term.d) all of the above.
When might a dummy column be added to a transportation table?a) When supply does not equal demandb) When overtime is greater than regular timec) When subcontracting is greater than regular time.d) When subcontracting is greater than regular time plus overtimee) When production needs to spill over
Which is the best lot-sizing policy for manufacturing
Use the Web or other sources to: organizations?
What impact does ignoring carrying cost in the allocation of stock in a DRP system have on lot sizes? (a) Find stories that highlight the advantages of an ERP system. (b) Find stories that highlight the difficulties of purchasing. installing, or failure of an ERP system.
MRP is more than an inventory system; what additional capa
Use the Web or other sources to identify what an ERP vendor bilities does MRP possess?
What is the rationale for (a) a phantom bill of material, (b) a planning bill of material, and (c) a pseudo bill of material? (SAP, PeopleSoft/Oracle, American Software, etc.) includes in these software modules: (a) Customer relationship management. (b) Supply-chain management. (c) Product life
Using the information in Problem 14.3, construct a gross material requirements plan. P ..
Using the information in Problem 14.3, construct a net material requirements plan using the following on-hand inventory.
Refer again to Problems 14.3 and 14.4. In addition to 100 units of S, there is also a demand for 20 units of U, which is a component of S. The 20 units of U are needed for maintenance pur- poses. These units are needed in week 6.Modify the gross material requirements plan to reflect this change. P
Refer again to Problems 14.3 and 14.5. In addition to 100 units of S, there is also a demand for 20 units of U, which is a component of S. The 20 units of U are needed for maintenance pur- poses. These units are needed in week 6.Modify the net material requirements plan to reflect this change. P
As the production planner for Gerry Cook Products, Inc., you have been given a bill of material for a bracket that is made up of a base, two springs, and four clamps. The base is assembled from one clamp and two housings. Each clamp has one handle and one casting. Each housing has two bearings and
a) Given the product structure and master production schedule (Figure 14.14 below), develop a gross requirements plan for all items.b) Given the preceding product structure, master production sched- ule, and inventory status (Figure 14.14), develop a net materials requirements (planned order
Given the following product structure, master produc- tion schedule, and inventory status (Figure 14.15 on the next page) and assuming the requirements for each BOM item is 1: (a) develop a gross requirements plan for Item C; (b) develop a net requirements plan for Item C. P ....14.12 Based on the
You have just been notified via fax that the lead time for component G of product A. (Problem 14.15 and Figure 14.16) has been increased to 4 weeks.a) Which items have changed and why?b) What are the implications for the production plan?c) As production planner, what can you do? P
Develop a lot-for-lot solution and calculate total rele- vant costs for the data in the preceding table. Px ...
Develop an EOQ solution and calculate total relevant costs for the data in the preceding table. Stockout costs equal $10 per unit. P ...
Develop a PPB solution and calculate total relevant costs for the data in the preceding table. P ...
Using the gross requirements schedule in Examples 4, 5, and 6 in the text, prepare an alternative ordering system of your own design that uses the same cost as in the example (setup at $100 each, holding at $1 per unit per period). Can you do better than the costs shown in the text? What is the
Katharine Hepburn, Inc., has received the following orders: Period 1 2 3 4 5 6 7 8 9 10 Order size 0 40 30 40 10 70 40 10 30 60 The entire fabrication for these units is scheduled on one machine. There are 2,250 usable minutes in a week, and each unit will take 65 minutes to complete. Develop a
David Jurman, Ltd., has received the following orders: Period 1 2 3 4 5 6 7 8 9 10 Order size 60 30 10 40 70 10 40 30 40 0 The entire fabrication for these units is scheduled on one machine. There are 2,250 usable minutes in a week, and each unit will take 65 minutes to complete. Develop a capacity
Heather Adams, production manager for a Colorado exercise equipment manufacturer, needs to schedule an order for 50 UltimaSteppers, which are to be shipped in week 8.Subscripts indicate quantity required for each parent. Assume lot-for-lot order- ing. Below is information about the steppers:a)
Prepare a plan for Art Hill that gets the firm back on a course toward improved profitability. Be sure to identify the symptoms, the problems, and the specific changes you would implement.
Explain how MRP plays a role in this plan.
Why is accurate inventory such an important issue at Wheeled Coach?
Why does Wheeled Coach have excess inventory, and what kind of a plan would you suggest for dealing with it?
Be specific in your suggestions for reducing inventory and how to implement them.
Would production rates and quantities change significantly if George would allow Randy to perform one of the four functions and make one of the original crew the backup person?
What is the fastest time to manufacture a table with the original crew if Cathy is moved to either preparation or finishing?
Name and justify several factors that Hoffman could use in fore- casting weekly sales.
What can be done to lower turnover in large restaurants?
Why is seniority important in scheduling servers?
How does the schedule impact on productivity?
Which of the following decisions covers the longest time period?a) Short-term schedulingc) Aggregate planningb) Capacity planningd) A master schedule
The assignment method involves adding and subtracting appropriate numbers in the table to find the lowest, each assignment.a) profit forb) number of stepsc) number of allocationsd) range per rowe) opportunity cost
The most popular priority rules include:a) FCFS.c) SPT.b) EDD.d) all of the above.
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