Alternative locations for an advanced wastewater recycling plant are being evaluated using four attributes identified as attributes

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Alternative locations for an advanced wastewater recycling plant are being evaluated using four attributes identified as attributes 1, 2, 3, and 4 with weights of 0.4, 0.3, 0.2, and 0.1, respectively. If the value rating scale is from 1 to 10, and the ratings are 3, 7, 2, and 10 for attributes 1, 2, 3, and 4, respectively, the weighted attribute measure R is closest to:

(a) 3.7 

b) 3.9

(c) 4.0

(d) 4.7

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Engineering Economy

ISBN: 978-0073523439

8th edition

Authors: Leland T. Blank, Anthony Tarquin

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