CMA+Exam+Part1+Quantitative+Methods及答案解析.doc

1、CMA+Exam+Part1+Quantitative+Methods 及答案解析(总分：57.00，做题时间：120 分钟)一、Quantitative Methods(总题数：57，分数：57.00)1.For cost estimation simple regression differs from multiple regression in that simple regression uses only（分数：1.00）A.one dependent variable, while multiple regression uses all available data to es

2、timate the cost function.B.dependent variables, while multiple regression can use both dependent and independent variables.C.one independent variable, while multiple regression uses more than one independent variable.D.one dependent variable, while multiple regression uses more than one dependent va

3、riable.2.A company has accumulated data for the last 24 months in order to determine if there is an independent variable that could be used to estimate shipping costs. Three possible independent variables being considered are packages shipped, miles shipped, and pounds shipped. The quantitative tech

4、nique that should be used to determine whether any of these independent variables might provide a good estimate for shipping costs is（分数：1.00）A.flexible budgeting.B.linear programming.C.linear regression.D.variable costing.3. （分数：1.00）A.A significant reduction in factory overheads, which are a compo

5、nent of fixed costs.B.Renegotiation of the union contract calling for much higher wage rates.C.A large drop in material costs, as a result of purchasing the material from a foreign source.D.A significant change in labor productivity.4. （分数：1.00）A.$2,500.B.$11,250.C.$12,250.D.$12,500.5. （分数：1.00）A.6.

6、78.B.8.05.C.20.63.D.53.84.6.Which one of the following techniques would most likely be used to analyze reductions in the time required to perform a task as experience with that task increases?（分数：1.00）A.Regression analysis.B.Learning curve analysis.C.Sensitivity analysis.D.Normal probability analysi

7、s.7.Aerosub, Inc. has developed a new product for spacecraft that includes the manufacturing of a complex part. The manufacturing of this part requires a high degree of technical skill. Management believes there is a good opportunity for its technical force to learn and improve as they become accust

8、omed to the production process. The production of the first unit requires 10,000 direct labor hours. If an 80% learning curve is used and eight units are produced, the cumulative average direct labor hours required per unit of the product will be（分数：1.00）A.5,120 hours.B.6,400 hours.C.8,000 hours.D.1

9、0,000 hours.8.A manufacturing firm plans to bid on a special order of 80 units that will be manufactured in lots of 10 units each. The production manager estimates that the direct labor hours per unit will decline by a constant percentage each time the cumulative quantity of units produced doubles.

10、The quantitative technique used to capture this phenomenon and estimate the direct labor hours required for the special order is（分数：1.00）A.cost-profit-volume analysis.B.the Markov process.C.linear programming analysis.D.learning curve analysis.9. （分数：1.00）A.40.0%.B.60.0%.C.62.5%.D.80.0%.10.Aerosub,

11、Inc. has developed a new product for spacecraft that includes the manufacture of a complex part. The manufacturing of this part requires a high degree of technical skill. Management believes there is a good opportunity for its technical force to learn and improve as they become accustomed to the pro

12、duction process. The production of the first unit requires 10,000 direct labor hours. If an 80% learning curve is used, the cumulative direct labor hours required for producing a total of eight units would be（分数：1.00）A.29,520 hours.B.40,960 hours.C.64,000 hours.D.80,000 hours.11. （分数：1.00）A.$50,660.

13、B.$54,880.C.$62,643.D.$112,000.12. （分数：1.00）A.B.C.D.13. （分数：1.00）A.B.C.D.14.In competing as a subcontractor on a military contract, Aerosub, Inc. has developed a new product for spacecraft that includes the manufacturing of a complex part. Management believes there is a good opportunity for its tech

14、nical force to learn and improve as they become accustomed to the production process. Accordingly, management estimates an 80% learning curve would apply to this unit. The overall contract will call for supplying eight units. Production of the first unit requires 10,000 direct labor hours. The estim

15、ated total direct labor hours required to produce the seven additional units would be（分数：1.00）A.30,960 hours.B.40,960 hours.C.56,000 hours.D.70,000 hours.15.A manufacturing company required 800 direct labor hours to produce the first lot of four units of a new motor. Management believes that a 90% l

16、earning curve will be experienced over the next four lots of production. How many direct labor hours will be required to manufacture the next 12 units?（分数：1.00）A.1,792.B.1,944.C.2,016.D.2,160.16. （分数：1.00）A.$34,880.B.$54,880.C.$92,000.D.$98,000.17.Sales of big-screen televisions have grown steadily

17、during the past five years. A dealer predicted that the demand for February would be 148 televisions. Actual demand in February was 158 televisions. If the smoothing constant is =0.3, the demand forecast for March, using the exponential smoothing model,will be（分数：1.00）A.148 televisions.B.151 televis

18、ions.C.153 televisions.D.158 televisions.18. （分数：1.00）A.multiple regression analysis.B.simple regression analysis.C.linear programming.D.expected value analysis (expected monetary value).19.A company manufactures several products. All the products pass through all of the companys manufacturing proce

19、sses. In each manufacturing process, there are particular resource constraints. Which one of the following quantitative techniques would the company use when seeking to maximize its profits?（分数：1.00）A.Cost-volume-profit analysis.B.Decision table analysis.C.Learning curve analysis.D.Linear programmin

20、g.20.To utilize linear programming in the allocation of scarce resources, all of the following are required except（分数：1.00）A.an objective function, and constraints that are linear and continuous.B.an objective function, and all constraints that are a function of a prespecified set of unrelated quant

21、itative variables.C.an objective function, and limitations that are expressed as mathematical equations of inequalities.D.an objective function, and constraints that are independent and known with certainty.21.All of the following are basic assumptions of linear programming techniques except（分数：1.00

22、）A.conditions of certainty.B.focus on scarce resources.C.production of two products.D.linear mathematical relations.22. （分数：1.00）A.$6 (.7 A + .4 A) + $5 (.3 B + .6 B).B.$5 E + $6 R.C.$6 E + $5 R + A + B.D.$6 E + $5 R.23. （分数：1.00）A.TCM = $10 L + $6 S.B.TCM = $12 L + $7 S.C.TCM = $15 L + $9 S.D.TCM =

23、 $25 L + $15 S.24. （分数：1.00）A.2A + 1B.B.2A + 4B.C.5A + 4B.D.9A + 7B.25.Fairless Loan Co. offers small business and home equity loans. The firm wants to determine the optimal mix of loans that will maximize its profit. The average business loan (B) is $200,000, requires 16 hours of analysis time, and

24、 results in a contribution margin of $5,000. The average home equity loan (H) is $50,000, requires 8 hours of analysis time, and results in a contribution margin of $2,000. Fairless can obtain capital to fund up to $30 million in loans each year. The Fairless work force has up to 4,000 hours per yea

25、r available for loan analysis. If Fairless uses linear programming to perform this analysis, what is the objective function it should use?（分数：1.00）A.$5,000 - (16 x B).B.$2,000 - (8 x H).C.($200,000 x B) + ($50,000 x H).D.($5,000 x B) + ($2,000 x H).26.Fairless Loan Co. offers small business and home

26、 equity loans. The firm wants to determine the optimal mix of loans that will maximize its profit. The average business loan (B) is $200,000, requires 16 hours of analysis time, and results in a contribution margin of $5,000. The average home equity loan (H) is $50,000, requires 8 hours of analysis

27、time, and results in a contribution margin of $2,000. Fairless can obtain capital to fund up to $30 million in loans each year. The Fairless work force has up to 4,000 hours per year available for loan analysis. Which of the following would be a correct constraint equation to be used in a linear pro

28、gramming application?（分数：1.00）A.(16 x B) + $5,000 4,000.D.(8 x H) + $2,000 0.B.A 0, B 0.D.A - B 4,000.D.(8 x H) + $2,000 0.B.A 0, B 0. D.A - B 0.解析：29. （分数：1.00）A.B. C.D.解析：30. （分数：1.00）A.B.C. D.解析：31. （分数：1.00）A.B. C.D.解析：32.Fairless Loan Co. offers small business and home equity loans. The firm wa

29、nts to determine the optimal mix of loans that will maximize its profit. The average business loan (B) is $200,000, requires 16 hours of analysis time, and results in a contribution margin of $5,000. The average home equity loan (H) is $50,000, requires 8 hours of analysis time, and results in a con

30、tribution margin of $2,000. Fairless can obtain capital to fund up to $30 million in loans each year. The Fairless work force has up to 4,000 hours per year available for loan analysis. Which of the following combinations of loans represents the most optimal mix of loans for Fairless based on the in

31、formation above?（分数：1.00）A.50 business loans and 400 home equity loans. B.60 business loans and 380 home equity loans.C.25 business loans and 450 home equity loans.D.40 business loans and 440 home equity loans.解析：33. （分数：1.00）A.100 units of A and 0 units of B.B.0 units of A and 150 units of B.C.120

32、units of A and 0 units of B. D.50 units of A and 80 units of B.解析：34.A PERT cost network may display both expected and actual times and costs, which allow for breaking down variances into spending variances and activity time variances. Which one of the following calculations would be used to compute

33、 the activity time variance?（分数：1.00）A.(actual time less expected time) x (expected cost). B.(actual time) x (actual cost less expected cost).C.slack time less normal time.D.critical path time less slack time.解析：35.Under program evaluation review technique (PERT), all of the following time estimates

34、 are used in developing the expected activity time except（分数：1.00）A.optimistic time.B.earliest start time. C.most likely time.D.pessimistic time.解析：36. （分数：1.00）A.after 16 weeks.B.after 18 weeks.C.after 19 weeks. D.after 21 weeks.解析：37.A contractor uses Program Evaluation Review Technique (PERT) to

35、help manage its construction projects. To accelerate the completion of a local town shopping mall project, the company should devote additional resources to（分数：1.00）A.non-critical path activities.B.activities on the path(s) where slack time is zero. C.activities on the path(s) where slack time is po

36、sitive.D.activities that key managers deem critical.解析：38. （分数：1.00）A.ABGHIJ.B.ACHIJ. C.AEFIJ.D.ADFIJ.解析：39. （分数：1.00）A.A-B-C-F-G-H.B.A-B-D-F-G-H. C.A-B-E-G-H.D.A-B-C-E-G-H.解析：40. （分数：1.00）A.A-B-H-I-J.B.A-C-D-F-H-I-J.C.A-C-E-G-I-J. D.A-B-F-G-I-J.解析：41. （分数：1.00）A.$23,200. B.$24,000.C.$24,800.D.$25,0

37、00.解析：42. （分数：1.00）A.Plan 2 should be adopted because it is $10,000 more attractive than Plan 1.B.Plan 1 should be adopted because it is $8,000 more attractive than Plan 2. C.Plan 1 should be adopted because of the sales managers higher confidence in good results.D.Either Plan should be adopted, the

38、 decision being dependent on the probability of excellent sales results.解析：43. （分数：1.00）A.Vendor P.B.Vendor Q.C.Vendor R.D.Vendor S. 解析：44. （分数：1.00）A.$300,000 and $(750,000).B.$(350,000) and $(100,000).C.$300,000 and (100,000). D.$(350,000) and $(750,000).解析：45. （分数：1.00）A.A, B, C.B.B, A, C.C.C, A,

39、 B.D.B, C, A. 解析：46. （分数：1.00）A.$6,500.B.$46,500.C.$53,000. D.$93,000.解析：47. （分数：1.00）A.10%.B.12%. C.16%.D.19%.解析：48. （分数：1.00）A.Alternative #1. B.Alternative #2.C.Alternative #3.D.Alternative #4.解析：49. （分数：1.00）A.8,000B.10,000C.12,000 D.15,000解析：50.Monahan Company has developed a new product that c

40、an be manufactured in three variations. Each variation may be offered at either a high or a low price. Probabilities of the quantities sold for each variation at the high and low prices have been estimated. To determine the number of each variation of product to produce, the appropriate modeling tec

41、hnique to be used is（分数：1.00）A.decision tree analysis. B.critical path analysis.C.linear programming.D.Monte Carlo simulation.解析：51. （分数：1.00）A.Construct a large plant, as the payoff is $28,000.B.Construct a small plant, as the payoff is $32,000. C.Construct a small plant, as the payoff is $40,000.D

42、.Do not expand, as the payoff is $0.解析：52. （分数：1.00）A.7.0 cents per share.B.10.4 cents per share.C.13.0 cents per share. D.20.0 cents per share.解析：53. （分数：1.00）A.decrease by 1,000 units.B.decrease by 125 units.C.increase by 375 units. D.increase by 500 units.解析：54.The modeling technique that should

43、be used in a complex situation involving uncertainty is a(n)（分数：1.00）A.expected value analysis.B.program evaluation review technique.C.Monte Carlo simulation. D.Markov process.解析：55. （分数：1.00）A.65-69; 70-88.B.65-84; 80-99.C.65-84; 85-99.D.65-89; 90-99. 解析：56.All of the following are advantages of a simulation model except it（分数：1.00）A.allows what-if type of questions.B.does not interfere with the real world systems.C.generates optimal solutions to problems. D.allows the study of the interactive effect of variables.解析：57. （分数：1.00）A.09-14.B.30-60.C.45-74. D.00-18.解析：