It is true that one assumption of linear programming is that a decision maker cannot use negative values of parameters in the objective function.
Linear programming is a mathematical modeling technique that maximizes or minimizes a linear function when subjected to various constraints.
This technique has been used to guide quantitative decisions in business planning, industrial engineering, and, to a lesser extent, social and physical sciences.
One linear programming assumption is that a decision maker cannot use negative values for parameters in the objective function.
Thus, the given statement is true.
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