The additive weighting model is a decision tool that aggregates information from different independent criteria to arrive
Question:
The general form of the model is
Consider Table P14-14 (p. 595) in view of these definitions and determine the value of each "?" shown.
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Irt oj x where V the score of the jth alternative; w-the weight assigned to the ith decision attribute (1 ism ijthe rating assigned to the ith attribute, which reflects the performance of alternative j relative to maximum attainment of the attribute TABLE P14-14 Data for Problem 14-14 Alternative j Keep Purchase Existing a New Machine Machine Tool 1.0 1.8 i w Rank Decision Factor Tool 10 24 Flexibility in types of jobs scheduled 3 08 2 Ease of training and operation 40.7 Time savings per part produced Annual cost of ownership Rank Rank Rank Rank capital recovery cost) 0.7 1.0 0.5 2 0.7 2.69 1.0 2.30 V, (normalized) 1.00
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Related Book For
Engineering Economy
ISBN: 978-0132554909
15th edition
Authors: William G. Sullivan, Elin M. Wicks, C. Patrick Koelling
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