EBK OPERATIONS MANAGEMENT
EBK OPERATIONS MANAGEMENT
12th Edition
ISBN: 8220100283963
Author: Stevenson
Publisher: YUZU
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Chapter 1, Problem 1TS

What are trade-offs? Why it careful consideration of trade-offs important in decision making?

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The project management team of Solar Systems has developed a network consisting of the following list of activities in installing its solar panels. Times are given in weeks. Activity Most Preceding Optimistic( a) likely(m) Pessimistic(b) A 5 11 14 B 3 3 9 C - 6 10 14 D A, B 3 5 7 E B 4 6 11 F C 6 8 13 G D, E 2 4 6 H F 3. 3 9 Required: A. Draw the activity network for this problem (either AON or AOA). B. Determine the Expected Time and Variance for each activity. C. D. Show the activity schedule (ES, EF, LS, and LF) as well as slack (in table) Determine and state the critical path for this project. This must be based on your work in and not by inspection. (ii). What are the expected time and the variance of the project? What is the probability the project will be finished within 25 weeks?
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