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Chapter: 9 -Problem: 13 >> Using regression analysis, develop a forecasting model with monthly seasonal indices for Cooper Toys. Forecast demand for each of the months in the six-month period covering January through June 2020. Transcribed Image Text: PERIOD DEMAND January 2018 February 1,200 2 1,400 March 3 1,450 1,580 1,796
Answer Preview: Unadjusted Demand / Seasonal Adjusted Month Period Demand Forecast Forecast Index Forecast Jan-18 1 …

, Chapter: 2 -Problem: 1 >> 1. What were some of the key structural and infrastructural elements that defined Netflix’s supply chain strategy before 2011? Today?2. How have the customers’ order winners for Netflix’s customers changed over time? Would today’s customer be satisfied by the delivery performance or selection of Netflix’s “old” supply chain?3. As of early 2017, Netflix still supported customers who want to rent DV
Answer Preview: 1. In 2011, Netlfix changed their focus from physical distribution of DVDs to direct streaming. Pre-…

, Chapter: 2 -Problem: 2 >> A Chicago-based manufacturer is looking for someone to handle its shipments to the West Coast. In order to evaluate potential transportation providers, the manufacturer has developed the following criteria.a. Pick up shipments in less than eight hours from the time it is notified. (The manufacturer doesn’t have enough space for shipments to sit around at the dock.)b. Deliver shipments in 72 hours
Answer Preview: a) b) McAdoo is most likely to win the business because they are the only supplie…

, Chapter: 9 -Problem: 4 >> Develop a three-period moving average forecast for April 2019 through January 2020. Calculate the MFE, MAD, and MAPE values for April through December 2019. Transcribed Image Text: MONTH DEMAND January 2019 February 119 72 March 113 April 82 82 May June 131 July 111 August September 116 89 October 9
Answer Preview: Month Demand Forecast Forecast Absolute Absolute % MFE = -2 Error Deviation E…

, Chapter: 9 -Problem: 7 >> Develop a last period forecast for periods 2 through 11. Calculate the MFE, MAD, and MAPE values for periods 2 through 10. Is this a good model? Why? Transcribed Image Text: DEMAND PERIOD 221 2 247 228 4 233 240 152 163 155 9. 167 10 158
Answer Preview: Period Demand Forecast Forecast Absolute Absolute % MFE = -7 Err…

, Chapter: 3 -Problem: 1 >> 1. As of 2017, what type of manufacturing process did LWT appear to be using? What level of customization was it offering? Where was the point of customization?2. Using Table 3.2 and Figure 3.12 as guides, how would you describe the service side of LWT’s business prior to 2018? What were the managerial challenges?3. What type of manufacturing process is needed to support the changes proposed by Ch
Answer Preview: 1. Through 2017, LWT appeared to be using a make-to-stock manufacturing process. There was very little customization offered. Customers were allowed t…

, Chapter: 2 -Problem: 1 >> You have just graduated from college and are looking to buy your first car. Money is tight right now, so you are concerned with initial cost as well as ongoing expenses. At the same time, you don’t want to drive a slow, outdated car like your parents do. You have narrowed your choices to two vehicles: a Honda Enigma and a Bizzarrini Booster. Based on the following numbers, calculate the value inde
Answer Preview: IMPORTANCE VALUE INDEX DIMENSION IMPORTANCE TO YOU HONDA ENIGMA BIZZARINI BOOSTER …

, Chapter: 9 -Problem: 5 >> Develop a two-period weighted moving average forecast for March 2019 through January 2020. Use weights of 0.6 and 0.4, with the most recent observation weighted higher. Calculate the MFE, MAD, and MAPE values for March through December. Transcribed Image Text: MONTH DEMAND January 2019 February 119
Answer Preview: Month Demand Forecast Forecast Absolute Absolute % MFE = 1 Error Deviation Erro…

, Chapter: 9 -Problem: 12 >> Prepare forecasts for February 2018 through 2020 for Cooper Toys, using an adjusted exponential smoothing model with a = 0.25 and b = 0.4. Assume that the initial unadjusted forecast (F1) for January 2018 was 1,100 and the trend factor (T1) was 60. Transcribed Image Text: PERIOD DEMAND January 2018
Answer Preview: Month Period Demand Unadjusted Trend Adjusted a = 0 25 Forecast Factor Forecas…

, Chapter: 9 -Problem: 6 >> Develop an exponential smoothing forecast (a = 0.3) for February 2019 through January 2020. Assume that your forecast for January 2019 was 100. Calculate the MFE, MAD, and MAPE values for February through December 2020. Transcribed Image Text: MONTH DEMAND January 2019 February 119 72 March 113 Apri
Answer Preview: Month Demand Forecast Forecast Absolute Absolute % a = …

, Chapter: 4 -Problem: 5 >> Smarmy Sales, Inc. (SSI) sells herbal remedies through its Web site and through phone reps. Over the past six years, SSI has started to depend more and more on its Web site to generate sales. The figures below show total sales, phone rep costs, and Web site costs for the past six years: a. Calculate productivity for the phone reps for each of the past six years. Interpret the results. b. Calculate
Answer Preview: YEAR TOTAL SALES PHONE REP COSTS WEB SITE COSTS Part (a): Productivity (Sales/Phone Rep $) Part (b):…

, Chapter: 9 -Problem: 19 >> After developing her 2020 forecast (Example 9.8), Jamie Favre gets a visit from Cheeznax’s production manager, Mark Mobley. Mark says, “I think the forecast is fine, but I really need estimates of demand broken out by product type. In other words, how much of each month’s demand do we think will consist of cheese balls, cheese nachos, and cheese potato chips?” Jamie goes back to the 2019 sales res
Answer Preview: Month Cheese Cheese Cheese Total Balls Nachos Potato Sales Chips Jan-19 $126,500 $69,000 $34,500 $23…

, Chapter: 5 -Problem: 9 >> AnderSet Laboratories produces rough lenses that will ultimately be ground into precision lenses for use in laboratory equipment. The company has developed the following thickness measures, based on 15 samples of four lenses that were taken when the process was under control: a. Use these data to calculate X and R and set up the appropriate control charts.b. Can the process be “under control” in s
Answer Preview: AnderSet Laboratories Part a. MEAN (MICRONS) (n = 4) MINIMUM MAXIMUM X-bar R 3 900 3 617 3 989 3 900 …

, Chapter: 2 -Problem: 3 >> We have talked about how operations and supply chain strategies should be based on the business strategy. But can strategy flow the other way? That is, can operations and supply chain capabilities drive the business strategy? Can you think of any examples in industry?
Answer Preview: The business strategy and the operation strate…

, Chapter: 4 -Problem: 3 >> Consider the course registration process at your college. Is this a mass process, mass customization, artistic, or nascent/broken process? Justify your answer.
Answer Preview: The course registration at most universiti…

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