Answer the following statement(s) true (T) or false (F)
1. A dual price is associated with each decision variable.
2. The dual price for an equality constraint is the zj value for its artificial variable.
3. The entries in the associated slack column of the final tableau can also be interpreted as the changes in the values of the current basic variables corresponding to a one-unit increase in the right-hand side.
4. The range of optimality for a basic variable defines the objective function coefficient values for which that variable will remain part of the current optimal basic feasible solution.
5. The dual price is the improvement in value of the optimal solution per unit increase in a constraint's right-hand-side value.
1. FALSE
2. TRUE
3. TRUE
4. TRUE
5. TRUE
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Indicate whether the statement is true or false.