The following activities are part of a project to be scheduled using the critical path method.DurationImmediateActivity(days)PredecessorsANoneB3A7.A.2.4B,D3D.G.7.E,FDeterminea) The slack available of every activity.b) The critical pathc) The duration of the project

Project network is the diagram that shows the project tasks or activities and their duration to…

Answered: Determine a) The slack available of…

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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4 01:34:47 The network diagram and task times for a project are shown below. A₁ A2 Late start time A3 Task A₁ A₂ A3 A₁ A5 What is the late start time for activity A3 ? Duration (days) 7 6644 A4 days A5
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. Passenger miles flown on Northeast Airlines, a commuter firm serving the Boston hub, are shown for the past 12 weeks: Week 1 2 3 4 5 6 7 8 9 10 11 12 Actual Passenger Miles (in thousands) 18 21 20 23 20 18 22 20 23 22 13 23 Part 2 a) Assuming an initial forecast for week 1 of 18,000 miles, use exponential smoothing to compute miles for weeks 2 through 12. Use α = 0.25 (round your…
b. Calculate the critical path for this project and it's duration. c. How much slack is in each of the activities G, H, and I?
1. What would a project manager have to do to crash an activity? 2. Describe the meaning of slack, and discuss how it can be determined? 3. What are the three time estimate used in the Critical Path Method? Why is it important to have three different time estimates?
I only need help with part d-2, please help! The following CPM network has estimates of the normal time in weeks listed for the activities: a. Identify the critical path. A-C-D-E-G A-C-D-F-G A-B-D-E-G A-B-D-F-G b. What is the length of time to complete the project? 25 weeks c. Which activities have slack, and how much? C, 1 week; E, 2 weeks. D, 1 week; E, 2 weeks. B, 2 weeks; E, 2 weeks. C, 2 weeks; F, 3 weeks. Here is a table of normal and crash times and costs. ACTIVITY NORMAL TIME CRASH TIME NORMAL COST CRASH COST A 7 6 $ 7,000 $ 8,000 B 2 1 5,000 7,000 C 4 3 9,000 10,200 D 5 4 3,000 4,500 E 2 1 2,000 3,000 F 4 2 4,000 7,000 G 5 4 5,000 8,000 d-1. Which activities would you shorten to cut two weeks from the schedule in a rational fashion? A, C A, E B, D B, C d-2. What would be the total incremental cost? I only need help with this question please.
Subject: algebra
12:23 Ill 5G Problem 1 The following table gives expected times and variances for a probabilistic duration type of project (we are not given and we don't need the optimistic, most likely, and pessimistic time estimates). Activity Expected Time Variance A 4 0.44 B 3 0.69 C 7 2.25 D 11 2.25 E 4 0.11 F 9 1.36 G 6 0.44 H 6 0.69 I 7 1.36 J 13 1.00 K 3 0.44
The project information for the custom order project of the Air Control Company is presented here. Compute the early and late activity times and slack times. Identify the critical path. How many days will the project take? ID Activity A Order review B Order standard parts с Produce standard parts D Design custom parts E Software development F Manufacture custom hardware G Assemble H Test The project will take The critical activities are The late start on Activity C is The slack on Activity C is The slack on Activity D is The early start on Activity E is Predecessor None A A A A C, D B, F E, G Time 6 1 13 11 27 11 15 7 days. days. days. days. days.
2. Determine the amount of slack in each of a project's activities (presented below), and identify those that are on the critical path Activity Immediate Predecessor(s) Estimated Activity Duration (in days) A None None 8 C A 6. None E C F D G F H B 4 E,H,G
How has slack changed for each activity? Has the risk of being late changed? How?

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Determine a) The slack available of every activity. b) The critical path c) The duration of the project