Operations Management
Operations Management
2nd Edition
ISBN: 9781260484687
Author: CACHON, Gerard
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
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Chapter 19, Problem 1CQ

A project has four activities that take 4, 3, 6, and 7 days, respectively. What is the total completion time for the project?

  1. a. 3 days, because this is the minimum time
  2. b. 7 days, because this is the maximum time
  3. c. 20 days, because this is the sum of the times
  4. d. It is not possible to determine the total completion time from the given information.
Expert Solution & Answer
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Summary Introduction

To determine: The total completion time for the project.

Answer to Problem 1CQ

D. It is not possible to determine the total completion time from the given information.

Explanation of Solution

Given information:

Four activities of a project take 4, 3, 6 and 7 days respectively.

The given scenario lacks basic information to find the completion time of the project. Details like precedence relationship is not given which makes it impossible to find the sequence of activities in which the project must be done.

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Students have asked these similar questions
A project has four activities that take 4, 3, 6, and 7 days, respectively. What is the totalcompletion time for the project?a. 3 days, because this is the minimum timeb. 7 days, because this is the maximum timec. 20 days, because this is the sum of the timesd. It is not possible to determine the total completion time from the given information
What is the relationship between the earliest start time (EST) of an activity and the earliest completion time (ECT) of the activity? a. EST + Activity time = ECT b. EST × Activity time = ECTc. EST = ECT d. None of these statements is correct.
Consider a project to produce custom door moldings for GMC Acadia cross-over vehicles, described in Tablea. If you start the project immediately, when will it be finished?b. You are interested in completing your project as soon as possible. You have only one option. Suppose you could assign Employee A, currently assigned to activity G, to help Employee B, currently assigned to activity F. Each week that Employee A helps Employee B will result in activity G increasing its time by one week and activity F reducing its time by one week. How many weeks should Employee A work on activity F?

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