Bus660 Study guides, Class notes & Summaries

1. Problem 15-27 (Algorithmic): Gubser Welding, Inc., operates a welding service for construction and automotive repair jobs. Assume that the arrival of jobs at the company's office can be described by a Poisson probability distribution with an arrival rate of three jobs per 8-hour day. The time required to complete the jobs follows a normal probability distribution, with a mean time of 2.2 hours and a standard deviation of 1 hour. Answer the following questions, assuming that Gubser uses one w...

Problem4-25: TheGormanManufacturingCompanymustdecidewhethertomanufactureacomponentpartatitsMilan, Michigan, plant or purchase the component part from a supplier. The resulting profit isdependentuponthedemandfortheproduct.Thefollowingpayofftableshowstheprojectedprofit(inthousandsofdollars): Thestate-of-natureprobabilitiesareP(s1)=0.35,P(s2)=0.35,andP(s3)=0.30. a. Useadecisiontreetorecommendadecision. b. UseEVPItodeterminewhetherGormanshouldattempttoobtainabetterestimateofdemand. c. A test mar...

Problem 6-09: With the gasoline time series data from the given table, show the exponential smoothing forecasts using a = 0.1. a. Applying the MSE measure of forecast accuracy, would you prefer a smoothing constant of a = 0.1 or a = 0.2 for the gasoline sales time series? Do not round your interim computations and round your final answers to three decimal places. b. Are the results the same if you app y MAE as the measure of accuracy? Do not round your interim computations and round your fina...

1. Question:Which of the methods for decision making best protects the decision maker from undesirable results? 2. Question:If there is a maximum of 4,000 hours of labor available per month and 300 ping-pong balls (xi) or 125 wiffle balls (x?) can be produced per hour of labor, which of the following constraints reflects this situation? 3. Question:Problem 4-05 (Algorithmic) In American football, touchdowns are worth 6 points. After scoring a touchdown, the scoring team may subsequently attemp...

1. Question:A posterior probability associated with sample information is of the form 2. Question:When production volume exceeds the breakeven point, we can expected 3. Question:Which of the following exponential smoothing constant values puts the same weight on the most recent time series value as does a 5-period miming average? 4. Question:The decision variables of a model are also known as the 5. Question:An experiment consists of tossing 4 coins successively. The number of sample poi...

1. Question:Which of the methods for decision making best protects the decision maker from undesirable results? 2. Question:If there is a maximum of 4,000 hours of labor available per month and 300 ping-pong balls (xi) or 125 wiffle balls (x?) can be produced per hour of labor, which of the following constraints reflects this situation? 3. Question:Problem 4-05 (Algorithmic) In American football, touchdowns are worth 6 points. After scoring a touchdown, the scoring team may subsequently attemp...

Problem 10-05: Premier Consulting’s two consultants, Avery and Baker, can be scheduled to work for clients up to a maximum of 160 hours each over the next four weeks. A third consultant, Campbell, has some administrative assignments already planned and is available for clients up to a maximum of 140 hours over the next four weeks. The company has four clients with projects in process. The estimated hourly requirements for each of the clients over the four-week period are as follows: Hourly ra...

1. Question:A posterior probability associated with sample information is of the form 2. Question:When production volume exceeds the breakeven point, we can expected 3. Question:Which of the following exponential smoothing constant values puts the same weight on the most recent time series value as does a 5-period miming average? 4. Question:The decision variables of a model are also known as the 5. Question:An experiment consists of tossing 4 coins successively. The number of sample poi...

1. Question:A posterior probability associated with sample information is of the form 2. Question:When production volume exceeds the breakeven point, we can expected 3. Question:Which of the following exponential smoothing constant values puts the same weight on the most recent time series value as does a 5-period miming average? 4. Question:The decision variables of a model are also known as the 5. Question:An experiment consists of tossing 4 coins successively. The number of sample poi...