Question: 9.6 Network 9.16 Activity 4 1 10 18 8 5 6 Start 2 10 6 5 8 15 12 7 Finish 9 12 11 4

9.6 Network9.6 Network 9.16 Activity 4 1 10 18 8 5 6 Start 2

9.16 Activity

9.6 Network 9.16 Activity 4 1 10 18 8 5 6 Start 29.6 Network 9.16 Activity 4 1 10 18 8 5 6 Start 2

9.6 Network 9.16 Activity 4 1 10 18 8 5 6 Start 2

4 1 10 18 8 5 6 Start 2 10 6 5 8 15 12 7 Finish 9 12 11 4 3 7 7 9 C d Activity Description Activity Predecessor Time Estimate (Hours) a Clean walls 6 b Wash and clean woodwork a 4 Select and buy paint 6 d Paint woodwork (first coat) b, c 5 Fill holes a 3 f Select and buy wallpaper b, c 4 g Paper walls d, e, f 10 h Paint woodwork (second coat) d 4 i Lay new carpet 8 (D f . g, h 9.17. The following probabilistic activity time estimates are for the network in Problem 9.6: Time Estimates (Months) b a m Activity 1 4 8 12 N 6 10 15 3 2 10 14 4 1 4 13 5 3 6 6 3 6 18 7 2 8 12 8 9 15 22 9 5 12 21 10 7 20 25 11 5 6 12 12 3 8 20 Determine the following: a. Expected activity times b. Earliest start and finish times c. Latest start and finish times d. Activity slack e. Critical path f. Expected project duration and standard deviation Problem - 9.17 (p. 406) 10th Ed. (uses network only from problem 9.6; use activity times a, m, and b from problem 9.16). Draw network, tabulate results, and show calculations - as shown in class

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