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Which of the following approaches to decision making requires knowledge of the probabilities of the states of nature?

Which of the methods for decision making best protects the decision maker from undesirable results?

The LP Relaxation contains the objective function and constraints of the IP problem, but drops all integer restrictions.

The EVPI provides an upper bound on the expected value of any sample or survey information.

The EVPI can be negative sometimes.

For a maximization problem (such as profit, return or sales revenue), the conservative approach is often referred to as the

Let x1 , x2 , and x3 be 0-1 variables whose values indicate whether the projects are not done or are done. Which answer below indicates that at least two of the projects must be done?

Let x1 and x2 be 0-1 variables whose values indicate whether the projects 1 and 2 are not done or are done. Which answer below indicates that project 2 cannot be done unless project 1 is done?

If Project 5 must be completed before Project 6, the constraint would be

If the acceptance of project A is conditional on the acceptance of project B, and vice versa, the appropriate constraint to use is a

Assuming W1, W2 and W3 are 0 -1 integer variables, the constraint W1 + W3 <= 1 is often called a

Binary variables can be used to model multiple-choice and mutually exclusive constraints.

Generally, the optimal solution to an integer linear program is more sensitive to the constraint coefficients than is a linear prgram.

To perform sensitivity analysis involving an integer linear program, it is recommended to

Let A, B, and C be the amounts invested in companies A, B, and C. If not more than 40% of the total investment can be in company B, then

In the basic general linear programming model of the assignment problem,

Which of the following is NOT true regarding an LP model of the typical assignment problem?

Portfolio selection problems should acknowledge both risk and return.

In LP transportation models, decision variables represent shipping cost.

For a typical make-or-buy question with four components, there are _______ regular constraints beside the non-negativity constraints.

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