MAT 540 Midterm Exam

1. ___is a technique for selecting numbers randomly from a probability distribution.

2. Monte Carlo is a technique for selecting numbers randomly from a probability distribution.

TRUE/FALSE

3. Analogue simulation replaces a physical system with an analogous physical system that is ___to manipulate.

4. Variable costs are independent of volume and remain constant.

TRUE/FALSE

5. Regret is the difference between the payoff from the best decision and all other decision payoffs.

TRUE/FALSE

6. The maximin criterion results in the

7. A payoff table is a means of organizing a decision situation, including the payoffs from different decisions given the various states of nature.

TRUE/FALSE

8. In a weighted moving average, weights are assigned to most ___ data.

9. The maximin criterion results in the maximum of the minimum payoffs.

TRUE/FALSE

10. A state of nature is an actual event that may occur in the future.

TRUE/FALSE

11. Which of the following is not an alternative name for management science?

12. A ___ period of real time is represented by a ____ period of simulated time.

13. Simulation results will not equal analytical results unless ____ trials of the simulation have been conducted to reach steady state.

14.The minimax regret criterion

15. Objective probabilities that can be stated prior to the occurrence of an event are

16. Which of the following is incorrect with respect to the use of models in decision making?

17. The steps of the scientific method are

18. A seasonal pattern is an up and down repetitive movement within a trend occurring periodically.

TRUE/FALSE

19. The maximax criterion results in the

20. ___ techniques include uncertainty and assume that there can be more than one model solution.

21. The maximax criterion results in the maximum of the minimum payoffs.

TRUE/FALSE

22. Regret is the difference between the payoff from the

23. A long period of real time is represented by a short period of simulated time.

TRUE/FALSE

24 A trend is a gradual, long term, up or down movement of demand.

TRUE/FALSE

25. ___ use management judgment, expertise, and opinion to make forecasts.

26. ___ moving averages react more slowly to recent demand changes than do ___moving averages.

27. In computer mathematical simulation a system is replicated with a mathematical model that is analyzed.

28. Which of the following is an equation or an inequality that expresses a resource restriction in a mathematical model?

29. Analogue simulation replaces a physical system with an analogous physical system that is easier to manipulate.

TRUE/FALSE

30. An experiment is an activity that results in one of several possible outcomes.

TRUE/FALSE

31. Random numbers are equally likely to occur.

TRUE/FALSE

32. An example of forecasting is

33. The ___ minimizes the maximum regret.

34. ___is an up and down repetitive movement in demand.

35. It s often ___to validate that the results of a simulation truly replicate reality.

36. A short period of real time is represented by a long period of simulated time.

TRUE/FALSE

37. In computer mathematical simulation, a system is replicated with a mathematical model that is analyzed with the computer.

TRUE/FALSE

38. A cycle is an up and down repetitive movement in demand.

TRUE/FALSE

39. Profit is the difference between total revenue and total cost.

TRUE/FALSE

40. A model is a functional relationship and include: