Practical Operations Management
Practical Operations Management
2nd Edition
ISBN: 9781939297136
Author: Simpson
Publisher: HERCHER PUBLISHING,INCORPORATED
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Chapter 7, Problem 20P
Summary Introduction

Interpretation: Duration of the project is to be calculated.

Concept Introduction: Critical path is the arrangement of project activities which gives an estimate time duration under which project will be completed. The project activities may include float activities which can be delayed focusing on the shortest time duration.

PERT diagram is a graphical project management tool used to organize and analyze project and it’s activity. It defines time duration for a project and also for each activity in a project.

Early start time: The rule for early start time of a task is that it is equal to largest early finish time of the task’s immediate predecessors.

Early finish time: The early finish time of a task is addition of both task time and early start time of the task.

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Mohammed is planning to renovate his house garden; he is wondering how long it may take him to achieve this project so he asked his friends who went through the same project. Ahmed told him it will take 7 days, Faisal told him it will take 10 days and Salem told him it will take 15 days.  How long it will take Mohammed to renovate his garden following the Beta distribution?
The activities necessary for the completion of a project are listed in the table below (Time in weeks). You are asked to complete the project 1 week ahead of time. You should crash Activity ________. This will incur an additional cost of $_________  .
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