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operations management
Operations Management An Integrated Approach 8th Edition R. Dan Reid; Nada R. Sanders - Solutions
Discuss work system design.
Explain the meaning of group technology (cell) layouts.
Describe the steps involved in designing a product layout.
Describe the two special cases of process layout.
Describe the steps involved in designing a process layout.
Identify and describe different types of layouts.
Define layout planning and explain its importance.
Describe the decision-support tools used in location analysis.
Identify key factors in location analysis.
Explain the usefulness of decision trees in decision making.
Explain the steps involved in capacity planning and location analysis.
Define capacity planning.
Explain the nine-step process of CPFR.
Explain the factors that should be considered when selecting a forecasting model.
Compute forecast accuracy.
Describe causal modeling using linear regression.
Describe time series models.
Identify types of forecasting methods and their characteristics.
Explain the steps involved in the forecasting process.
Identify principles of forecasting.
Describe the impact of JIT on service and manufacturing organizations.
Discuss the implementation process of a successful JIT system.
Describe the benefits of JIT.
Describe the role of people in JIT and why respect for people is so important.
Explain the elements of total quality management (TQM) and their role in JIT.
Explain the key elements of JIT manufacturing.
Describe the elements of JIT.
Explain the core beliefs of the just-in-time (JIT) philosophy.
Describe the challenges inherent in measuring quality in service organizations.
Identify decisions that managers must make when implementing SPC.
Explain the process of acceptance sampling and describe the use of operating characteristic (OC) curves.
Explain the concept of Six Sigma.
Explain the meaning of process capability and the process capability index.
Identify the differences between p- and c-charts.
Identify the differences between x-bar and R-charts.
Describe the use of control charts.
Explain the use of descriptive statistics in measuring quality characteristics.
Identify and describe causes of variation.
Describe categories of statistical quality control (SQC).
Understand why and how TQM efforts fail.
Describe quality awards and quality certifications.
Identify features of the TQM philosophy.
Identify costs of quality.
Explain the meaning of total quality management (TQM).
Describe how supply chain management is implemented.
Describe the role of warehousing.
Illustrate how sourcing decisions are made.
Explain the role of purchasing.
Explain issues affecting supply chain management.
Describe basic supply chains and supply chain management.
Understand issues of designing service operations.
Understand current technological advancements and how they impact process and product design.
Understand the link between product design and process selection.
Understand how to use process performance metrics.
Understand how to use a process flowchart.
Identify different types of processes and explain their characteristics.
Use break-even analysis as a tool in deciding between alternative products.
Describe the steps used to develop a product design.
Define product design and explain its strategic impact on the organization.
Define productivity and identify productivity measures.
Explain the strategic role of technology.
Describe how an operations strategy is developed.
Explain how a business strategy is developed.
Explain the role of operations strategy in the organization.
Describe the flow of information between operations management and other business functions.
Identify current trends in operations management.
Identify major historical developments in operations management.
Describe decisions that operations managers make.
Describe the difference between manufacturing and service organizations.
Define operations management.
Identify the two major differences between service and manufacturing organizations. Find an example of a service company and a manufacturing company and compare them.
A painter is considering using a new high-tech paint roller. Yesterday he was able to paint three walls in 45 minutes using his current roller. Today he painted two walls of the same size in 20 minutes. Is the painter more productive using the new paint roller?
Two nurses must each visit and attend to patients in the main hospital.The first nurse, on average, can visit 50 patients in an eight-hour day. The second nurse tends to work double shifts and, on average, cares for 96 patients during the fifteen hours she is working. Which nurse is more productive?
A gallery owner typically sells ten works of art per month. If she invests in a pop-up gallery for two weeks’ time in a local mall, she expects to sell eight works of art. Would she be more productive if she invested in a pop-up gallery presence?
Harrison Hotels is considering adding a spa to its current facility to improve its list of amenities. Operating the spa would require a fixed cost of $25,000 a year. Variable cost is estimated at $35 per customer.The hotel wants to break even if 12,000 customers use the spa facility.What should be
Zodiac Furniture is considering the production of a new line of metal office chairs. The chairs can be produced in‐house using either process A or process B. The chairs can also be purchased from an outside supplier. Specify the levels of demand for each processing alternative given the costs in
NewApp Software Production is deciding whether to take on a new large client, which would necessitate additional hires and another rented workspace. Estimates of the rents and facilities costs per year are $550,000, and the new developers that the company must hire each cost $75,000 per year,
NewApp Software Production, from Problem 12, has decided to produce a new type of app. The app can be made with the current equipment in place. However, the company is considering investing in new software that would allow the developers to produce the app more quickly. The fixed cost would be
Draw a process flow diagram of your last trip to a fast-food drivethru.Identify bottlenecks. Did any activities occur in parallel?
Oakwood Outpatient Clinic is analyzing its operation in an effort to improve performance. The clinic estimates that a patient spends on average 3 1 ⁄ 2 hours at the facility. The amount of time the patient is in contact with staff (e.g., physicians, nurses, office staff, lab technicians)is
NewApp Software Production (see Problem 12) estimates that it takes a full year for each developer to produce one app. However, after a recent process audit, it was discovered that each developer, on average, spends only 25 hours a week directly working on the app.Assume developers work 9 hours per
Gabriela Manufacturing was able to find a new supplier that would provide the item for $1.50 per unit with an annual fixed cost of$300,000. Should Gabriela Manufacturing insource or outsource the item? Given the expected demand is 400,000 units.
Cal’s Carpentry is considering outsourcing its accounts receivable function. Currently, Cal employs two full-time clerks and one parttime clerk to manage accounts receivable. Each full-time clerk has an annual salary of $36,000 plus fringe benefits costing an additional 30%of the salary. The
A U.S.-based device manufacturer is considering outsourcing the production of the specialty batteries that power its home medical devices. The fixed costs related to battery production are $275,000 per year and the variable cost is $0.50 per unit. A nearby battery manufacturer has offered to make
Hawthorne and Sons (H&S) is a lumber mill in Virginia that produces rough-cut boards and then runs the boards through a sequence of machines to create green (uncured) lumber of different dimensions.Then the boards are kiln-dried to become building products.H&S also owns a piece of equipment that
A commercial bakery produces 150,000 cakes per month. Of these, 10,000 are partially customized in some way, for example, with the words “Happy Birthday” written across the top, with room for a name or personalized message to be added later. Currently, the fixed costs attributable to this
A global insurance company, Global, sells auto insurance online. The company uses its own underwriters and proprietary software algorithms to make determinations on pricing and coverage.Currently, the company also services the policies in case of a claim.Global’s Chief Operating Officer, Jane, is
Explain the meaning of the plan–do–study–act cycle. Why is it described as a cycle?
A smartphone has three components that all must function for the device to work properly. The average reliability of each component is 0.85. What is the reliability of the smartphone?
A university Web server has five main components, each with the same reliability. All five components must work for the server to function as intended. If the university wants to have a 95% reliability, what must be the reliability of each of the components?
BioTech Research Center is working to develop a new vaccine for the West Nile Virus. The project is so important that the firm has created three teams of experts to work on the project from different perspectives.Team 1 has a 86% chance of success, team 2 an 87% chance of success, and team 3 a 65%
A quality control manager at a manufacturing facility has taken four samples with four observations each of the diameter of a part.a. Compute the mean of each sample.b. Compute an estimate of the mean and standard deviation of the sampling distribution.c. Develop control limits for 3 standard
A quality control inspector at the Beautiful Shampoo Company has taken three samples with four observations each of the volume of shampoo bottles filled. The data collected by the inspector and the computed means are shown here:Samples of Shampoo Bottle Volume in Ounces Observation 1 2 3 1 18.7
A production manager at Ultra Clean Dishwashing Company is monitoring the quality of the company’s production process. There has been concern relative to the quality of the operation in accurately filling the 16 ounces of dishwashing liquid. The product is designed for a fill level of 16.00
The Awake Coffee Company produces gourmet instant coffee. The company wants to be sure that the average fill of coffee containers is 12.0 ounces. To make sure the process is in control, a worker periodically selects at random a box of six containers of coffee and measures their weight. When the
A production manager at a Contour Manufacturing plant has inspected the number of defective plastic molds in 5 random samples of 20 observations each. Following are the number of defective molds found in each sample:Sample Number of Defects Number of Observations in Sample 1 1 20 2 2 20 3 2 20 4 1
A tire manufacturer has been concerned about the number of defective tires found recently. To evaluate the true magnitude of the problem, a production manager selected 10 random samples of 20 units each for inspection. The number of defective tires found in each sample are as follows:Sample Number
U-learn University uses a c-chart to monitor student complaints per week. Complaints have been recorded over the past 10 weeks.Develop 3-sigma control limits using the following data:Week Number of Complaints 1 0 2 3 3 1 4 1 5 0 6 0 7 3 8 1 9 1 10 2
University Hospital has been concerned with the number of errors found in its billing statements to patients. An audit of 100 bills per week over the past 12 weeks revealed the following number of errors:Week Number of Errors 1 6 2 8 3 5 4 5 5 1 6 4 7 8 8 5 9 7 10 8 11 11 12 4a. Develop control
Compute the Cpk measure of process capability for the following machine and interpret the findings. What value would you have obtained with the Cp measure?Machine data:USL = 120 PLrSoLc e=s s6 0σ = 5 Process μ = 85
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