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:ActivityImmediate Predecessor(s) Time (days)Carl's team should be able to complete the project indays.ABCDEFGHAABBUAHE, F54664467

The time span required to complete a certain project is referred to as the project duration. It is a…

Answered: In the following table the activities…

Practical Management Science

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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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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…
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1. Dayagsky Construction Firm, Inc. will soon begin to work on a building for US tea that was initially started by another firm that has gone out of business. The construction firm's schedule of activities and related expected completion time for US tea project are presented in the following time table: Activity Code А- В В -Е Estimated Time (in weeks) Activity Description Obtain on-site work permits Repair damages done by vandals Inspect construction materials left on site Order and receive construction materials 2 8 В -С 1 С -Е С -D Apply for waiver to add new materials Obtain waiver to add new materials 2 D-E 3 E - F F - G Perform electric work Complete interior partitions 4 REQUIRED: a. Prepare the PERT Network for the US Tea project b. What is the critical path and its expected time in weeks? c. What is the shortest path and its slack time in weeks?
The following activities represent a small project to be constructed Activity Normal Duration Previous No. of Workers ( days) activity ( days) A 07 07 A(FS=1day) A(FS=3days) C(FF=0day) C(SS=5) B(FS=0) E(SS=4) D(SF=0) Using Gantt Chart ,Identify the following: В 08 08 C 09 06 07 06 E 08 08 F 08 05 12 08 H 4 05 1. The critical path of the project:. 2. The project duration in the normal level: 3. The maximum no, of workers /day : You are asked to explain your calculation by drawings.
Develop the appropriate PERT network using an Activity-on-Arrow Diagram. Be sure to indicate the Activity ID and duration on the arrows properly. Number the nodes properly.
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) Activity 7 A B Carl's team should be able to complete the project in days. C D ошкоI E F G H I AABBUD C E, F 4 6 6 4 4 6 8
In the following table the activities with their precedence sequence and expected time (days) are listed a project on which Carl Betterton's construction company is working: Activity Immediate Predecessor Time (day s) 33 44 66 66 44 44 66 88 ABCDEFGH (s) Figure 1 - A A B B C D E, F The correct AON diagram for the project is: Figure 3 E Figure 2 H
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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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.
K 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 -KLEZOL N 0 Nodes 1-3 2-4 2-3 3-4 3-5 The project length is weeks. Time (weeks) 12 8 6 3 277 7 K 2 M 3 5
7. For early completion of the project, emphasis on which of the following activities will be helpful? Group of answer choices An activity with the highest level of resource allocation An activity with zero slack time An activity with the highest time An activity with the highest slack time

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