1. Managers need to know the mathematical theory behind the techniques of management science so that
they can lead management science teams.
True False
2. Spreadsheets allow many managers to conduct their own analyses in management science studies.
True False
3. Management science is a discipline that attempts to aid managerial decision making by applying a
scientific approach to managerial problems that involve quantitative factors.
True False
4. The discovery of the simplex method in 1947 was the beginning of management science as a
discipline.
True False
5. Management scientists make managerial decisions based on the quantitative factors involved in the
problem.
True False
6. Management scientists don't make managerial decisions.
True False
7. Managers make decisions based solely on the quantitative factors involved in the problem.
True False
8. A management science team will try to conduct a systematic investigation of a problem that includes
careful data gathering, developing and testing hypotheses, and then applying sound logic in the
analysis.
True False
9. The mathematical model of a business problem is the system of equations and related mathematical
expressions that describes the essence of the problem.
True False
10. Once management makes its decisions, the management science team typically is finished with its
involvement in the problem.
True False
11. A cost that varies with the production volume would be a fixed cost.
True False
12. A cost that varies with the production volume would be a variable cost.
True False
13. At the break-even point, management is indifferent between producing a product and not producing
it.
True False
14. A constraint is an algebraic variable that represents a quantifiable decision to be made.
True False
15. A decision variable is an algebraic variable that represents a quantifiable decision to be made.
True False
16. A parameter in a model is a variable that represents a decision to be made.
True False
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, 17. The objective function for a model is a mathematical expression of the measure of performance for the
problem in terms of the decision variables.
True False
18. Sensitivity analysis is used to check the effect of changes in the model.
True False
19. Enlightened future managers should know which of the following?
A. The power and relevance of management science.
B. When management science can and cannot be applied.
C. How to apply the major techniques of management science.
D. How to interpret the results of a management science study.
E. All of these.
20. The rapid development of the management science discipline can be credited in part to:
A. World War I.
B. George Dantzig.
C. the computer revolution.
D. b. and c. only.
E. a., b., and c.
21. Managers may base their decisions on which of the following?
A. Quantitative factors.
B. Their best judgement.
C. Opinions from other managers.
D. Past experience.
E. All of these.
22. Management science is based strongly on which of the following fields?
A. Mathematics.
B. Computer science.
C. Business administration.
D. a. and b. only.
E. All of these.
23. Which of the following are components of a mathematical model for decision making?
A. Decision variables.
B. An objective function.
C. Constraints.
D. Parameters.
E. All of these.
24. Which of the following are steps in a typical management science study?
A. Define the problem and gather data.
B. Formulate a model to represent the problem.
C. Test the model and refine it as needed.
D. Help to implement the recommendations.
E. All of these.
25. Which of the following is a mathematical expression that gives the measure of performance for the
problem?
A. Decision variable.
B. Parameter.
C. Objective function.
D. Constraint.
E. None of these.
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