a. Draw a project network. b. What are the critical path activities? c. What is the expected project completion?
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- Ans c. The earliest starting time for activity H is 15 days Ans d. The latest start time for activity J is 25 days. Ans e. The critical path is A-B-H-I-L-M with the minimum duration of the project as 28 days This is a follow up question please do f and gTo design a new app, a project manager has gathered the time information foreach activity as shown in the following table:Activity Predecessors Optimistic Most Likely PessimisticA / 1 4 7B / 2 6 10C B 3 3 9D A 6 13 14E A, C 4 6 14F B 6 8 16G D,E,F 2 5 8Identify the critical path. How much slack time is associated with each noncritical activity?Suppose you wanted to have 99% confidence in the project finishing on time. How manyweeks in total would your project team need to achieve this 99% likelihood?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).?
- You may need to use the appropriate technology to answer this question. Blue Lagoon is a contractor that installs residential swimming pools, projects that consist of nine major activities. The activities, their immediate predecessors, and the activity time estimates (in days) are shown. Activity Immediate Predecessor Optimistic Most Probable Pessimistic A 3 5 6 B 2 4 6 C A, B 4 5 6 D A, B 8 10 11 E B 2 4 6 F C 1 2 3 G D 4 8 10 H D, F 7 9 11 I E, G, H 3 4 5 (b) What is the expected time (in days) to complete the project? (Round your answer to two decimal places.) (c) Based only on the critical path, what is the estimated probability that the project can be completed in 27 or fewer days? (Round your answer to four decimal places.)I need a detailed explanation and assistance to solve this problem: A company decides to plan a project, with activities, precedences and random duration statistics given in the following table: Activity Immediate Predecessors Duration Minimum (weeks) Duration Mode (weeks) Duration Maximum (weeks) A none 2 5 9 B A 1 6 8 C A 3 5 12 D B 2 4 12 E B, C 4 6 8 F B 6 7 8 G D, E 1 2 6 H F, G 4 6 16 * What method should be used? Compute the mean and variances for each activity and add them to the table above * Draw the project network and label the arcs with the activity name. * Assuming that the critical path is AàBàP1àEàGàH, compute the probability that this path duration is between 28 weeks and 32 weeks. * Assuming that the critical path is AàBàP1àEàGàH, compute the number of weeks within which the project will be completed with probability 0.95.Please, I need help because I have no idea how to do any of these. 11. Building a backyard swimming pool consists of nine major activities. The activities and their immediate predecessors are shown. Develop the project network. For question number 12, you need to refer to question number 11. Also the first picture is for #11 and second picture(image) is for #12 12. Assume that the activity time estimates (in days) for the swimming pool construction project in Problem 11 are as follows: a. What are the critical activities? b. What is the expected time to complete the project? c. Based only on the critical path, what is the estimated probability that the project can be completed in 25 or fewer days?
- Please help with (b) and (c) as both answers given were incorrect! Please need correct answers. Blue Lagoon is a contractor that installs residential swimming pools, projects that consist of nine major activities. The activities, their immediate predecessors, and the activity time estimates (in days) are shown. Activity Immediate Predecessor Optimistic Most Probable Pessimistic A 3 5 6 B 2 4 6 C A, B 6 7 8 D A, B 8 10 11 E B 2 4 6 F C 1 2 3 G D 6 10 12 H D, F 7 9 11 I E, G, H 3 4 5 (a) What are the critical activities? (Enter your answers as a comma-separated list.) $$A, D, G, I (b) What is the expected time (in days) to complete the project? (Round your answer to two decimal places.) (c) Based only on the critical path, what is the estimated probability that the project can be completed in 28 or fewer days? (Round your answer to four decimal places.)The following represents a very simple project. The calendar allows for 5 work days (M-F) per week. To keep things simple we won’t separate capital expenses and labour. The cost per activity shown below is total (i.e. not per day). Activity Duration (days) Precedent Cost A 5 None* $500 B 7 None* $1000 C 3 A , B $400 D 4 C** $500 E 6 C** $800 * Except for ‘Start’ ** The project can only be signed off once D and E have been completed. Enter the data into a software tool such as GanttProject, and generate the Gantt chart. Please ensure that: 1.…The new director of special events at a large university has decided to completely revamp graduation ceremonies. Toward that end, a PERT chart of the major activities has been developed. Thechart has five paths with expected completion times and variances as shown in the table. Graduation day is 16 weeks from now. Assuming the project begins now, what is the probability that theproject will be completed beforea. Graduation time?b. The end of week 15?c. The end of week 13?PathExpected Duration(weeks) VarianceA 10 1.21B 8 2.00C 12 1.00D 15 2.89E 14 1.44
- The following represents a project with known activity times. All times are in weeks.Activity ImmediatePredecessor TimeA - 4B - 3C - 1D B 2E A 3F C, E 5G D 3H F 2I G, H 3J I 6K I 4L J 21) Create a CPM Network. 2) What is the total project time? 3) What activities are on the critical path?4) Compute the slack time for all non-critical activities. 5) What is the latest possible start time for activity D? Please show all work in excel and how you did it, Thank you!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) SlackPROJECT 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
