John, who works for Dumas Jewelers, has decided to use the weighted attribute method to compare three systems of cutting diamonds for setting into rings, earrings, necklaces, and bracelets. Once the final in­spector and cutting manager scored each of three at­tributes in terms of importance to them, John placed an evaluation from 0 to 100 on each system for the three attributes. John’s ratings for each system follow:

(a) Use the weights below to evaluate the systems.
(b) Are the results the same for both individuals’ weights? Why?


(a) Calculate Wi = importance score/sum and solve for Rj





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