Answered: a) Construct the project network.…

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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Management Decision Systems (MDS) is a consulting company that specializes in the development of decision support systems. MDS has a four-person team working on a current project with a small company to set up a system that scrapes data from a collection of websites and then automatically generates a report for management on a daily basis.

Activity	Description	Immediate Predecessor	Optimistic	Most Probable	Pessimistic
			Time (Weeks)
A	Report generation		2	9	13
B	Web scraping		6	10	12
C	Testing	A, B	1	1	1

(a)

Construct the project network. (Submit a file with a maximum size of 1 MB.)

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(b)

Based solely on the critical path, estimate the probability that the project will be complete within 12 weeks. (Round your answer to four decimal places.)

(c)

Using all paths through the project network, estimate the probability that the project will be complete within 12 weeks. (Round your answer to four decimal places.)

(d)

Should you use the estimate in (b) or (c)?

The probability estimate from (b) based on the critical path is more accurate.The probability estimate from (c) based on both paths is more accurate. The probability estimates from (b) and (c) are equal.

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Step 1 Introduction:-

As per Bartleby guidelines, we can only solve the first three subparts of one question at a time...Kindly upload the other subparts of the question separately for a quick response. THANK YOU!

Conceptual Introduction:-

A network diagram shows the sequence of the task that is done to complete a project. It usually shows the link of each task with the duration taken by each activity with respect to the completion of the project. Each task is shown with the nodes that are connected with each other with the help of arrows. There are 2 types of network diagrams:- CPM and PERT.

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Please provide the probability as Probability has not been provided for question b and c. As you know the Probabilty should allways be between 0 and 1

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