Question

The significance of weighted sum utility function approach is that the ____ can be determined.

(a) optima at extreme edges

(b) optima at centre

(c) concavity at extreme edges

(d) concavity at centre

The question was asked in an online quiz.

This intriguing question comes from Techniques in division Cognitive Techniques of Cognitive Radio

Answer 1

The correct answer is (a) optima at extreme edges

For explanation I would say: The weighted sum approach involves computing the sum of product of objective function and the weight assigned to them. The significance of weighted sum utility function approach is that the optima at extreme edges can be determined.