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Exam 14: Decision Analysis

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Question 71

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One of the primary advantages in decision making is that we usually know which state of nature will occur.

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Question 72

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Exhibit 14.9 The following questions are based on the information below. An investor is considering 4 investments, W, X, Y, and Z. The payoff from each investment is a function of the economic climate over the next 2 years. The economy can expand or decline. The following payoff matrix has been developed for the investment decision problem. -Refer to Exhibit 14.9. What formula should go in cell D5 of the following Regret Table to implement the minimax regret decision rule? Assume that cells B5:C8 contain the regret values for the problem.

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Question 73

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Exhibit 14.13 The following questions use the information below. A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations. -Refer to Exhibit 14.13. What formula should go in cell C7 and copied to cells D7:E7 of the Summary worksheet to compute the Weighted Average Score?

Exhibit 14.5 The following questions are based on the information below. An investor is considering 4 investments, A, B, C, D. The payoff from each investment is a function of the economic climate over the next 2 years. The economy can expand or decline. The following decision tree has been developed for the problem. The investor has estimated the probability of a declining economy at 40% and an expanding economy at 60%. -Decision models are applicable when

Exhibit 14.9 The following questions are based on the information below. An investor is considering 4 investments, W, X, Y, and Z. The payoff from each investment is a function of the economic climate over the next 2 years. The economy can expand or decline. The following payoff matrix has been developed for the investment decision problem. -Refer to Exhibit 14.9. The original payoff data is in the worksheet called "Payoffs". What formula should go in cell B5 of this Regret Matrix to compute the regret value?