Activities/Assessments:Activity 12: IndividualGiven the activities of a project; their optimistic (t.), most likely (tm) and pessimistic(tp) time estimates; and their immediate predecessors shown below:1. When is the earliest project completion?2. Which activities are critical (should not be delayed)?3. Which activities are noncritical (can be delayed)?4. How long can each of the activities be delayed without delaying the wholeproject (maximum slack)?Activity Times, monthstp13ImmediateMaximum Slack,ActivitiesPredecessorstotmtemonthsA14A4716A22DC4614E135FE131013HG714В, DF, H, II11J1625M7613

Finding expected completion time and possible paths The expected completion time(te) is calculated…

Answered: 1. When is the earliest project…

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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PROJECT PLANNING & SCHEDULING WITH GANNT CHART Given the activities of a project, their time estimates, and their immediatepredecessors shown below:a. Which activities should not be delayed?b. Which activities can be delayed?c. What’s the maximum amount of time that each of the activities can be delayed without delaying the whole project? Activities Activity Times,months ImmediatePredecessors Maximum Slack,months A 2 - B 3 - C 2 A D 4 B E 4 C F 3 C G 5 D, E H 2 F, G
Dave Fletcher was able to determine the activity times for constructing his laser scanning machine. Fletcher would like to determine ES, EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times: Activity Time (weeks) Immediate Predecessor(s) Activity Time (weeks) Immediate Predecessor(s) A 7 − E 5 B B 8 − F 6 B C 4 A G 11 C, E D 3 A H 7 D , F Part 2 Dave's earliest start (ES) and earliest finish (EF) are: Part 3 Part 4 Part 5 Part 6 Part 7 Part 8 Part 9 Part 10 Dave's latest start (LS) and latest finish (LF) are:…
Dave Fletcher was able to determine the activity times for constructing his laser scanning machine. Fletcher would like to determine ES, EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times: Activity Time (weeks) Immediate Predecessor(s) Activity Time (weeks) Immediate Predecessor(s) A 7 − E 4 B B 6 − F 5 B C 4 A G 10 C, E D 2 A H 8 D , F Part 2 Dave's earliest start (ES) and earliest finish (EF) are: Part 3 Part 4 Part 5 Part 6 Part 7 Part 8 Part 9 Part 10 Dave's latest start (LS) and latest finish (LF) are:…
8. Dave Fletcher was able to determine the activity times for constructing his laser scanning machine. Fletcher would like to determine ES, EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times: Activity Time (weeks) Immediate Predecessor(s) Activity Time (weeks) Immediate Predecessor(s) A 7 − E 4 B B 6 − F 5 B C 4 A G 11 C, E D 2 A H 8 D , F Part 2 Dave's earliest start (ES) and earliest finish (EF) are: Activity ES EF A ___ 7 Activity ES EF B ____ Activity ES EF C _____ Activity ES EF D ___ Activity ES EF E ___ Activity ES EF F __ Activity ES EF G ____…
a. What is the project's duration if only normal times are used? b. What is the minimum-cost schedule? With the minimum-cost schedule, the project duration is ____day(s).?
Task Predecessor Duration A Start 3 B Start 5 C B 8 D A, C 12 E C 7 F D, E 9 Given the requisite information above, what is the critical path duration? What are some mechanisms for “crashing” a project.
Recently, you were assigned to manage a project to remodelthe seminar room for your company. You have constructed anetwork diagram depicting the various activities in the project(Figure 7.13). In addition, you have asked your team to estimatethe amount of time that they would expect each of the activitiesto take. Their responses are shown in the following table: a. What is the expected completion time of the project?b. What is the probability of completing the project in 21 days?c. What is the probability of completing the project in 17 days?
114. Duration Task Estimates A ABCDE F 2 5 1 2 3 12 Click here for the Excel Data File Req B1 b-1. Identify the critical path. b-2. Identify the earliest start and finish. Task b-3. Identify the slack for each task. c. Which of these activities should the project manager track most closely? OUM TI Complete this question by entering your answers in the tabs below. D days days day F E F E F C days days days B A Immediate Predecessors None Identify the slack for each task. Note: Leave no cells blank - be certain to enter "0" wherever required. None A B A B and D E and C C, E B, D Immediate Successors Req B2 Req B3 Req C Latest Completion Latest Start (LS) Slack
1. The estimated times and immediate predecessors for the activities in a project at Howard Umrah's retinal scanning company are given in the following table. Assume that the activity times are independent. Time (weeks) Immediate Time (weeks) Immediate Activity a m b Predecessor(s) Activity a m b Predecessor(s) A 9 10 13 — C 8 9 12 A B 5 11 16 — D 4 10 12 B This exercise contains only parts a, b, c, and d. a) Based on the activity time estimates, the expected times and variance for each of the activities are (round your response to two decimal places): Activity Expected Time Variance A _____ _______ B ______ ________ C ______ ________ D…
Which of the following activities is not part of defining a project?a. The project triangleb. The project resourcesc. The work breakdown structured. The critical path
a) Draw a schedule showing the work package critical path and duration. b) Assume the wor kpackage has to be completed within 44 weeks.Calculate the most costeffective way of completing the work package within this time, giving the costincrease associated with this crash sequence. c) Discuss the main factors likely to be considered by the project manager whenconsidering time– cost trade-offs and time–quality trade-offs as ways of reducingthe overall time required to complete a project or work package.
As the pandemic waned, an educational institution was faced with the imperative of refurbishingand retrofitting its premises to facilitate reopening for blended modality in learning. Essential tasksincluded expanding certain spaces, fitting canteen tables with partitions and acquiring andinstalling equipment. A project manager was engaged to ensure readiness in three weeks.Information compiled on the project scope, such as activity times and relationships, is presentedbelow: Activity Immediate Predecessor Time (Days) A - 2 B A 5 C A 2 D A 6 E B 6 F C, D 3 G D…

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1. When is the earliest project completion? 2. Which activities are critical (should not be delayed)? 3. Which activities are noncritical (can be delayed)? 4. How long can each of the activities be delayed without delaying the whole project (maximum slack)?