3. Activity a m b Immediate average Variance Predecessors time ABCDE F 369 246 678 123 24 12 6 8 10 B C, D A, E a) Compute average time and variance of each activity. b) What is the probability that path B-D-E-F will be completed within 21 days. c) What is the probability that path C-E-F will be completed within 22 days. Compute the z value.

3. Activity a m b Immediate average Variance Predecessors time ABCDE F 369 246 678 123 24 12 6 8 10 B C, D A, E a) Compute average time and variance of each activity. b) What is the probability that path B-D-E-F will be completed within 21 days. c) What is the probability that path C-E-F will be completed within 22 days. Compute the z value.

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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