In the following table the activities with their precedence sequence and expected time (days) are listed for a project on which Carl Betterton's construction company is working:Immediate Predecessor(s)Time (days)ActivityA5B4Carl's team should be able to complete the project inCritical path activities for Carl's project aredays.AABBсDE, F664467

The given question is regarding the project network diagram. The given table shows the list of…

Answered: In the following table the activities…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

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

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2. A small software development project at Krishna Dhir's firm has five major activities. The times (in days) are estimated and provided in the table below: Activity Immediate Predecessor a m b A − 2 5 8 B − 3 6 9 C A 4 7 10 D B 2 5 14 E C 3 3 3 Part 2 d) The probability that it will take more than 17 days to complete this projectbe is __ (keep two decimal places). e) The due date that yields a 98% chance of completion is ____ days (keep two decimal places).
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Consider a project that has the following tasks (with the duration measured in days): Task ID Duration Dependency A 3 14 C,F a) Draw the PERT chart for the above table. Be sure to include sequencing and identification for all tasks and events along with their time estimates. b) What is the critical path. c) What is the total expected duration time represented by the critical path. e
A plant is acquiring new production machinery. Before the machinery can be fully functional, a number of activities must be performed. The activities, their precedence relationships, and their durations are shown in the following table. Days Activity a m b Immediate Predecessors A 6 8 10 - B 4 5 6 - C 1 2 3 - D 8 18 28 A E 4 5 6 C F 7 8 9 B, D, E G 4 5 9 B, D, E H 12 13 14 F I 8 9 10 F J 4 5 6 G, H K 2 5 8 I, J L 1 2 6 G, H Use excel to answer the following; a) Develop a project network for this problem. b) Determine the expected duration and variance for each activity. c) Determine the EST, EFT, LST, LFT, and slack for each activity.
Part 2: The activity list shown below represents the activities, the job logic and activities' durations of a small project. Draw an activity on arrow (AOA) network to represent the project. Activity Depends on Duration (days) A D 4 R C D 8 7 E R, S В, С None F 3 D 4 А, С А, С 2 R
In the following table the activities with their precedence sequence and expected time (days) are listed for a project: Activity Immediate Predecessor(s) Time (days) D A 4. D G E F 3. G. H a) The activities on the aritical path are A-C-F-G-I. b) The project length is days
In the following table the activities with their precedence sequence and expected time (weeks) are listed for Lillian Fok's construction project and on the right the precedence network is shown: Activity Nodes Time (weeks) J 1-2 12 K 1-3 8 2-4 6 M 2-3 3 3-4 2 4-5 P 3-5 7 P K 3 The project length is weeks.
A plant is acquiring new production machinery. Before the machinery can be fully functional, a number of activities must be performed. The activities, their precedence relationships, and their durations are shown in the following table. Days Activity a m b Immediate Predecessors A 6 8 10 - B 4 5 6 - C 1 2 3 - D 8 18 28 A E 4 5 6 C F 7 8 9 B, D, E G 4 5 9 B, D, E H 12 13 14 F I 8 9 10 F J 4 5 6 G, H K 2 5 8 I, J L 1 2 6 G, H a) Develop a project network for this problem. b) Determine the expected duration and variance for each activity. c) Determine the EST, EFT, LST, LFT, and slack for each activity. d) What is the critical path and project completion time? e) What is the probability that the job will finish in 59 days or less? f) What is the probability that the job will finish in 54 days or more? g) Submit your…
In the following table the activities with their precedence sequence and expected time (days) are listed for a project on which Carl Betterton's construction company is working: Activity Immediate Predecessor(s) A B с A A B B C D E, F Carl's team should be able to complete the project in F G H days. Time (days) 3 4664469
Draw an activity network described in this precedence table, using as few dummies as possible. Activity A B C D E G H I J K L Must be preceded by: A с с B. D. E, F B.D.E. F F.D G, H, I F.D K
Find the activity duration (t), latest start (LS) and latest finish (LF) times for activity A. t=? 5 LS=? A 2 16 LF=? O t=11 weeks, LS-5 weeks, LF-16 weeks O t=21 weeks, LS-7 weeks, LF-18 weeks O t=11 weeks, LS=7 weeks, LF=18 weeks O t=11 weeks, LS=18 weeks, LF=7 weeks O t=11 weeks, LS-3 weeks, LF-14 weeks
Which activities are noncritical or can be delayed? (You must also complete the table below) Note: to means optimistic time , tm means most likely time , tp pessimistic time, and te means expected activity time estimate.

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