Question

Who first used the method of
weighted items in the
application ...​

Answer 1

Answer:

In decision theory, the weighted sum model (WSM),also called weighted linear combination (WLC) or simple additive weighting (SAW),is the best known and simplest multi-criteria decision analysis (MCDA) / multi-criteria decision making method for evaluating a number of alternatives in terms of a number of decision criteria.

Explanation:

Answer 2

Answer:

I think the answer is Gold Smith