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Operations Management Sustainability And Supply Chain Management Global Edition 12th Edition Jay Heizer, Barry Render, Chuck Munson - Solutions
Postponement strategy:a) known as late customizationb) gives rise to product differentiationc) gives rise to economies of scale and scoped) is applied to cope with product varietye) resequences processesf) all of the above
Important advantages of VMI are:a) the vendor has more control over its productsb) collaboration between vendor and customerc) cost reductiond) all of the abovee) none of the above
The bullwhip effect can be aggravated by:a) local optimization.b) sales incentives.c) quantity discounts.d) promotions.e) all of the above.
CPFR systems perform a number of supply chain processes such as development of:a) a replenishment planb) joint forecastsc) joint production plansd) all of the above
The objective of supply chain management is to _________ .
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 at Arnold Palmer Hospital. What process will Dr. Smith have to go through at the hospital to introduce
What role do doctors and nurses play in supply chain decisions in a hospital? How is this participation handled at Arnold Palmer Hospital?
What are the constraints on making decisions based on economics alone at Arnold Palmer Hospital?
How does this supply chain differ from that in a manufacturing firm?
Why is supply chain management important to Regal?
What kind of response might members of the supply chain expect from Regal because of their “partnering” in the supply chain?
What other techniques might Regal use to improve supply chain management?
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?
Where would you expect ownership/title to change in each of Darden’s four supply chains?
What are the complications of having four supply chains?
What are the advantages of each of Darden’s four supply chains?
A company has supplied the following data with respect to its three different types of fertilizers:Calculate (assuming 50 sales weeks annually):a) the inventory turnover and weeks of supply for each fertilizerb) the average inventory turnover and average weeks of supply.
An excerpt from the last year’s final annual report of Kalamia manufacturing company reported the following information: Compute (a) inventory turnover and (b) weeks of supply, assuming an annual operation of 50 weeks and the cost of goods sold was €5,000,000.
A company buys an item for €50 and sells it for €75.The annual sales and average stock of this item is 10000 units and 1600 units, respectively; while the carrying cost is 20 percent of its acquisition cost. Calculate:a) inventory turnoverb) weeks of supplyc) annual gross profitd) average
The financial analysis of a manufacturing company for the previous year provided, among others, the following details:
Using sources from the Internet, identify some of the problems faced by a company of your choosing as it moves toward, or operates as, a virtual organization. Does its operating as a virtual organization simply exacerbate old problems, or does it create new ones?
Kamal Fatehl, production manager of Kennesaw Manufacturing, finds his profit at $15,000 (as shown in the statement below)—inadequate for expanding his business. The bank is insisting on an improved profit picture prior to approval of a loan for some new equipment. Kamal would like to improve the
Hau Lee Furniture, Inc., described in Example 1 of this chapter, finds its current profit of $10,000 inadequate. The bank is insisting on an improved profit picture prior to approval of a loan for some new equipment. Hau would like to improve the profit line to $25,000 so he can obtain the bank’s
Choose a local establishment that is a member of a relatively large chain. From interviews with workers and information from the Internet, identify the elements of the supply chain.Determine whether the supply chain supports a low-cost, rapid response, or differentiation strategy (refer to Chapter
What is SCOR, and what purpose does it serve?
How does Darden Restaurants, described in the Global Company Profile , find competitive advantage in its supply chain?
What is e-procurement?
What can purchasing do to implement just-in-time deliveries?
What are blanket orders? How do they differ from invoiceless purchasing?
How does Walmart use drop shipping?
Explain how FedEx uses the Internet to meet requirements for quick and accurate delivery.
What is the value of online auctions in e-commerce?
What is CPFR?
What is the difference between postponement and channel assembly?
How does a traditional adversarial relationship with suppliers change when a firm makes a decision to move to a few suppliers?
What are three basic approaches to negotiations?
What is vertical integration? Give examples of backward and forward integration.
How do we distinguish between the types of risk in the supply chain?
What is the objective of logistics management?
What are the objectives of supply chain management?
Define supply chain management .
A performance rating of 1.20 would indicate that the observed worker performs the task:a) At a normal paceb) At a standard timec) Slower that averaged) Faster than averagee) None of the above
The allowance factor in a time study:a) adjusts normal time for errors and rework.b) adjusts standard time for lunch breaks.c) adjusts normal time for personal needs, unavoidable delays, and fatigue.d) allows workers to rest every 20 minutes.
Methods techniques are used to analysea) Movement of individuals or materialb) Activity of human and machinec) Body movementd) Flow of activitiese) All of the above
Methods analysis focuses on:a) the design of the machines used to perform a task.b) how a task is accomplished.c) the raw materials that are consumed in performing a task.d) reducing the number of steps required to perform a task.
Time study mainly addresses:a) Timing all workers’ performances for setting standard timesb) Improving the working environment for setting standard timesc) Timing a sample of worker’s performance for setting standard timesd) Timely review of the workloads for setting standard timese) All of the
The difference between job enrichment and job enlargement is that:a) enlarged jobs contain a larger number of similar tasks, while enriched jobs include some of the planning and control necessary for job accomplishment.b) enriched jobs contain a larger number of similar tasks, while enlarged jobs
What factors dictate human resource strategy of a firm?a) Product and process strategiesb) Location and layout strategyc) Schedulesd) Individual differencese) All of the above
How might you adjust a traditional assembly line to address more “core job characteristics”?
How would Hard Rock’s value system work for automobile assembly line workers? ( Hint: Consider Hackman and Oldham’s core job characteristics.)
How does Hard Rock’s human resource department support the company’s overall strategy?
What has Hard Rock done to lower employee turnover to half the industry average?
What tools discussed in the chapter might be employed to enhance the company’s training and performance efforts? Why?
Why is employee empowerment useful to companies such as Alaska Airlines?
Summarize Alaska Airlines’ human resources focus in your own words.
What is the cost per unit for this task in direct labor cost?
How many units should be produced at this workstation per day?
Is the sample size adequate?
How big should the sample be for a statistically accurate standard (at, say, the 99.73% confidence level and accuracy of {5%)?
Green Active sport centre has 30 grass tennis courts.The courts need to be watered every day, and the grasses should be cut regularly (usually once a week). If a court is planned for a match, then it should be prepared a day before (in terms lining, net, rest benches and so on).Court maintenance
Supervisor Tom Choi at Tempe Equipment Company is concerned that material is not arriving as promptly as needed at work cells. A new kanban system has been installed, but there seems to be some delay in getting the material moved to the work cells so that the job can begin promptly. Choi is
Sharpening your pencil is an operation that may be divided into eight small elemental motions. In MTM terms, each element may be assigned a certain number of TMUs:
A total of 300 observations of Bob Ramos, an assembly-line worker, were made over a 40-hour workweek. The sample also showed that Bob was busy working (assembling the parts) during 250 observations.a) Find the percentage of time Bob was working.b) If you want a confidence level of 95%, and if {3%
A random work sample of operators taken over a 160-hour work month at Tele-Marketing, Inc., has produced the following results. What is the percentage of time spent working?On phone with customer 858 Idle time 220 Personal time 85
A typical engineer of a mobile phone insurance company should fix 12 mobiles per day (based on the current demand level). If s/he works 9 hours a day, how much time s/he has got to fix each mobile.If the engineers are given 20% allowance (personal, fatigue and delay), what is the available normal
Supervisor Kenneth Peterson wants to determine the percent of time a machine in his area is idle. He decides to use work sampling, and his initial estimate is that the machine is idle 20% of the time. How many observations should Peterson take to be 98% confident that the results will be less than
Bank manager Art Hill wants to determine the percent of time that tellers are working and idle. He decides to use work sampling, and his initial estimate is that the tellers are idle 15% of the time.How many observations should Hill take to be 95.45% confident that the results will not be more than
The Danube river cruise journey has been very popular in recent years. The increasing number of passenger needs more efficient catering system inside the cruise too. A recent time study show detailed timing of serving drink at the bar:a) What is the standard time for the tasks?b) How many
Flint Group produces a wide range of printing products (i.e. inks and other chemicals). Although the whole production process is largely diversified, the packaging stage is standardised by the following tasks: labelling the bag, loading, cleaning, and paperwork. A recent time study shows the
Rapid expansion of new hub airports such as Istanbul and Dubai needs the passenger services including the process of check-in and baggage drop-off to be monitored closed in terms of performance and time. A recent time-study in an airport shows the following times for each element of the check-in
A time study of a factory worker has revealed an average observed time of 3.20 minutes, with a standard deviation of 1.28 minutes. These figures were based on a sample of 45 observations. Is this sample adequate in size for the firm to be 99% confident that the standard time is within {5% of the
Each year, Lord & Taylor, Ltd., sets up a giftwrapping station to assist its customers with holiday shopping.Preliminary observations of one worker at the station produced the following sample time (in minutes per package): 3.5, 3.2, 4.1, 3.6, 3.9. Based on this small sample, what number of
Peter Rourke, a loan processor at Wentworth Bank,has been timed performing four work elements, with the results shown in the following table. The allowances for tasks such as this are personal, 7%; fatigue, 10%; and delay, 3%.a) What is the normal time?b) What is the standard time?
The results of a time study to perform a quality control test are shown in the following table. On the basis of these observations, determine the normal and standard time for the test, assuming a 23% allowance factor.
Virginia College promotes a wide variety of executivetraining courses for firms in the Arlington, Virginia, region.Director Wendy Tate believes that individually written letters add a personal touch to marketing. To prepare letters for mailing, she conducts a time study of her secretaries. On the
A hotel housekeeper, Alison Harvey, was observed five times on each of four task elements, as shown in the following table. On the basis of these observations, find the standard time for the process. Assume a 10% allowance factor.
Susan Cottenden clocked the observed time for welding a part onto truck doors at 5.3 minutes. The performance rating of the worker timed was estimated at 105%. Find the normal time for this operation.
After training, Mary Fernandez, a computer technician, had an average observed time for memory-chip tests of 12 seconds. Mary’s performance rating is 100%. The firm has a personal fatigue and delay allowance of 15%.a) Find the normal time for this process.b) Find the standard time for this
Jell Lee Beans is famous for its boxed candies, which are sold primarily to businesses. One operator had the following observed times for gift wrapping in minutes: 2.2, 2.6, 2.3, 2.5, 2.4.The operator has a performance rating of 105% and an allowance factor of 10%. What is the standard time for
After being observed many times, Beverly Demarr, a hospital lab analyst, had an average observed time for blood tests of 12 minutes. Beverly’s performance rating is 105%. The hospital has a personal, fatigue, and delay allowance of 16%.a) Find the normal time for this process.b) Find the standard
A Northeast Airlines gate agent, Chip Gilliken, gives out seat assignments to ticketed passengers. He takes an average of 50 seconds per passenger and is rated 110% in performance.How long should a typical agent be expected to take to make seat assignments? PX
Claudine Soosay recorded the following times assembling a watch. Determine (a) the average time, (b) the normal time, and (c) the standard time taken by her, using a performance rating of 95% and a personal allowance of 8%
Refer to Problem 10.13.a) If the allowance factor is 15%, what is the standard time for this operation?b) If the allowance factor is 18% and the performance rating is now 90%, what is the standard time for this operation? PX
If Charlene, the worker in Problem 10.13, has a performance rating of 90%, what is the normal time for the operation? Is she faster or slower than normal? PX
If Charlene Brewster has times of 8.4, 8.6, 8.3, 8.5, 8.7,anf 8.5 and a performance rating of 110%, what is the normal time for this operation? Is she faster or slower than normal? PX
Design a process chart for printing a short document on a laser printer at an office. Unknown to you, the printer in the hallway is out of paper. The paper is located in a supply room at the other end of the hall. You wish to make five stapled copies of the document once it is printed. The copier,
Encouraging people to separate their household recyclable and non-recyclable waste, and collection of the bins, allocated to different types of recyclable waste, have been big task for many local authorities. In the collection process, the bin lorry should collect multiple types of bins from each
Argos, a UK leading retailer, has categorised the delivery of it products into two groups of small and large products. The large product deliveries are also named two-man delivery, which need to persons to handle the product. These products are usually delivered by big lorries. The driver parks the
Draw a process chart for activities of a receptionist for the check-in process.•••
Prepare a process chart for the Jackman in Solved Problem 10.1.
Using the data in Solved Problem 10.1, prepare an activity chart like the one in the Solved Problem, but a second Gas Man also delivers 11 gallons.
Develop a process chart for installing a new memory board in your personal computer.
To make sandwiches in a Subway fast-food store, the staff should make use of their both hands very quickly and efficiently. Make an Operation Chart which reflect the activities for making a sandwich.
Draw an activity chart (a crew chart similar to Figure 10.6 for a concert (for example, Tim McGraw, Linkin Park, Lil’ Wayne, or Bruce Springsteen) and determine how to put together the concert so the star has reasonable breaks. For instance, at what point is there an instrumental number, a
Draw a process chart for receiving an order for a coffee,making the coffee and hand it in to the customer in a café shop.
Rate a job you have had using Hackman and Oldham’s core job characteristics (see page 413 ) on a scale from 1 to 10.What is your total score? What about the job could have been changed to make you give it a higher score?
The operator drops a part, which you pick up and hand to him. Does this make any difference in a time study? If so, how?
How do you classify the time for a machine operator who, between every job and sometimes in the middle of jobs, turns off the machine and goes for stock?
How do you classify the time for a drill press operator who is idle for a few minutes at the beginning of every job waiting for the setup person to complete the setup? Some of the setup time is used in going for stock, but the operator typically returns with stock before the setup person is
Identify to which category of “personal”, “fatigue”, or“delay” the following job elements belong to.a) The hair-dresser takes the phone to confirm a booking, in the middle of a client haircut.b) The doctor takes a cup of coffee and a quick rest in a short time between visiting two
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