The following precedence diagram reflects three time estimates for each activity. Determine:Use Table B1 and Table B2.9-10-12385-7-108-10-1411-12-1361114-18-2610.5-13-15.5108-8-815-6-72413-13-1377-10-12a. The expected completion time for each path and its variance. (Round intermediate calculations to 4 decimal places and finalanswers to 2 decimal places.)PathMeanVar.Std. Dev.1-2-3-8-1137.331-2-4-6-1143.005.111-2-4-7-110.811-2-5-9-10-1146.831.259-9-910-11-1210-12-14 b. The probability that the project will require more than 49 weeks. (Round intermediate calculations and final answer to 4 decimalplaces.)P(T 2 49 week)c. The probability that the project can be completed in 46 weeks or less. (Round intermediate calculations and final answer to 4decimal places.)P(T S 46 week)

Expected time Te= Optimistic time +4×Most likely rime +Pessimistic time6 Variance σ2 =Pessimistic…

Answered: The following precedence diagram…

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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Draw the PDM network diagram for the following project, calculate the earliest and latest starting and finishing times for all activities, and hence calculate the total float, free float for each activity. Activity IPA Duration (WEEKS) WORKERS REQUIRED PER WEEK EQUIPMENT REQUIRED (hrs/WEEK) H ---- 10 5 8 I H 8 4 2 J H 6 8 6 K J 4 2 1 L J 2 6 2 M J 4 3 2 N I 4 2 0 O I 5 5 0 P I, J 5 6 6 Q L 5 2 0 R M 5 0 4 S N 3 0 4 T Q 3 0 0 U O, S 1 9 8 V K, R 5 14 8 W U 2 6 8 X V 3 6 8 Y P,W,X,T 8 14 8 Z Y 6 5 8 If there is a limit of 15 workers per week, smooth the workers loading using ES and LS histogram. Based on the proposed scheduling, plot the equipment loading histogram for the project. Independently of the above resource leveling, schedule the…
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Q1: Given the information below, draw the network (AOA) and find the probability of finishing the job in (40) weeks? Solve using PERT. Activity notation Weeks 1-2 2-3 2-4 2-5 3-6 4-7| 5-7 6-8 7-8 8-9 2,7,8 5,6,9 3,7,8 4,5,6 6,9,10 6,8,11 4,6,7 5,7,10 4,8,9 4,7,9 [50%]
Explain what are service projects in project scheduling ?
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