(Use the information below to solve Q11 - Q20)Given the following information regarding a project:PredecessorsNoneNoneaabbActivityabCdeCDfOCghDuration31344523c, efWhich of the following is NOT a path in the network?O a-dO a-c-gb-c-gO b-e-gb-f-h What is the slack for activity b?O 00102O 304

to find:paths of the network diagramslack for activity bgiven:the activities of a project with their…

Answered: (Use the information below to solve Q11…

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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Develop a project network. Determine the expected project completion time. What is the probability that the project completion time will be completed? With in 2 weeks earlier than the expected project completion time? With in 1.5 week more than the expected project completion time ?
Activity A 34 B с D E F G H Duration 6 4 6 3 8 3 8 10 0 6 10 10 16 16 24 24 ES X x X Determine the expected overall completion time. X 0 6 X 16 10 13 19 24 24 LS X X X X X X 6 10 16 13 24 19 32 34 EF X X X X X 6 10 16 16 24 22 32 34 LF X X X x X 0 0 0 3 0 ol 3 0 0 Slack X X
A project network is shown below, with three time estimates (Optimistic Time-Most Likely Time-Pessimistic Time (in days)) for each activity in the network. a. Compute the expected time for each activity in the project network. b. Identify and list all possible paths in the project network. Compute the expected duration for each path in the project network. c. Identify the critical path(s) in the project network. What is the expected project completion time? d. Compute the variance of each activity on the critical path(s). e. Determine the project variance and project standard deviation. Use the PERT analysis results in 2(c) and 2(e) to answer questions (f), (g), (h), and (i) below:f. What is the probability that the project can be completed within 22 days of its start? g. What is the probability that the project can be completed within 16 days of its start? h. Determine the project deadline that gives this project a 78% chance of on-time completion. i. Determine the project deadline…
The following table provides the information necessary to construct a project network diagram and project crash data: Crash the project until no more crash can be performed How much it would cost The new critical path(s) Activity Immediate predecessor Activity Time (weeks) Activity Cost ($) Normal Crash Normal Crash A -- 16 8 2000 4400 B -- 14 9 1000 1800 C A 8 6 500 700 D A 5 4 600 1300 E B 4 2 1500 3000 F B 6 4 800 1600 G C 10 7 3000 4500 H D, E 15 10 5000 8000 End F, G, H
1b) Given the limited resources as indicated in the table above: Evaluate the officer’s chance to catch the robbers, if she arrives between minutes 47.5 and 49.5 after the robbery begins. [Calculate the probability for the critical path only]
Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Normal Crash Activity Time (weeks) Time (weeks) A B 3 1 3 4 3 2 2 a) Based on the given information regarding the activities for the project, the project length с D E F G 2 8 6 Normal Cost $2,100 $2,300 $500 $2,400 $900 $3,400 $1,600 weeks Total Cost with Crashing Immediate Predecessor(s) $2,700 $3,000 $500 $2,700 $1,350 $4,900 $2,200 С D, E
The network diagram and task times for a project are shown below. A2 Task A1 A2 A3 A4 A5 A₁ A3 Duration (days) 6 5 9 2 6 What is the slack for activity A3? A4 +>> A5

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(Use the information below to solve Q11 - Q20) Given the following information regarding a project: Activity a b C d 14 e f OC g h Duration 3 1 3 a-c-g b-c-g b-e-g b-f-h 44523 Predecess ors None None a a b b C, e f Which of the following is NOT a path in the network? a-d