1. A project was planned using PERT with three-time estimates. The expectedcompletion time of the project was determined to be 40 weeks. The variance ofthe critical path is 9.(d) What is the probability that the project will take longer than 46 weeks?

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Answered: 1. A project was planned using PERT…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

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1. A project was planned using PERT with three-time estimates. The expected completion time of the project was determined to be 40 weeks. The variance of the critical path is 9. (e) The project manager wishes to set the due date for the completion of the project so that there is a 90% chance of finishing on schedule. Thus, there would only be a 10% chance the project would take longer than this due date. What should this due date be?
A project is set to be completed in 12 months with an estimated budget cost of $520,000. 6 months have passed, and expenses were $240,000. The completion of work is set to be $270,000 What is the planned value PV of the project? What is the actual cost AC of the project? What is the earned value EV of the project? Find the SPI and CPI of the project. Is the project ahead or behind schedule? Is the project under or over budget? What is the estimated cost to complete the project?
Hoff & Catherine Building company has plans to build a City Centre for the Government. The stages of the project are depicted in the table below: Activity Immediate Predecessor Duration (weeks) Remarks A - 2 B A 7 C B 5 D C 6 E C 4 F E 10 G D 7 H E, G 12 I C 7 J F, I 9 K J 4 L J 5 M H 5 N K,L 10 Calculate the earliest start, earliest finish, latest start, latest finish and slack time for each activity. Calculate the critical path How long does it take to complete the project assuming no delays?
A project has the following activities, with specified precedents and expected durations (in days). What is the expected project duration?
Given the following activity network: Three nodes - A1, A2, A3; two paths - A1, A2 and A1, A3. Activity A1 takes 5 weeks, A2 takes 7 weeks, and A3 takes 4 weeks with a 50% probability and 10 weeks with a 50% probability. What is the project completion time under the worst-case scenario, that is, A3 is late and takes 10 weeks? A. 15 B. 10 C. 12 D. 9

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1. A project was planned using PERT with three-time estimates. The expected completion time of the project was determined to be 40 weeks. The variance of the critical path is 9. (d) What is the probability that the project will take longer than 46 weeks?