Operations and Supply Chain Management 9th edition
9th Edition
ISBN: 9781119320975
Author: Roberta S. Russell, Bernard W. Taylor III
Publisher: WILEY
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Textbook Question
Chapter 17, Problem 6P
Decenture has four new IT hires available for assignment to ERP implementation projects. Their expertise varies across platforms and technologies, resulting in different time estimates for completing project tasks. Given the expected time to completion (in weeks) for the list of project tasks below, determine the project assignment that will ensure the tasks are completed in the shortest amount of time.
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USING EXCEL
An IT analyst found four project “tickets” in their inbox at 8:00 AM. The estimated times to complete the tickets and the due dates requested are given below.
Ticket
1
2
3
4
Processing time (minutes)
42
25
70
50
Due date
10:00 AM
9:00 AM
12:00 PM
9:30 AM
Compute tardiness for each ticket and compare average flow time for all tickets under the following processing orders:
FCFS
SPT
EDD
Hint: Convert the due dates to minutes past 8:00 AM (e.g., 9:00 AM is 60 minutes).
PLEASE REFERENCE THE ATTACHED FILE
Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate
predecessors, and times appear in the accompanying table:
Activity
Immediate Predecessor(s)
Time (days)
B
A, D
C
E, F
This exercise contains only parts b, c, and d.
b) The critical activities for the leadership training program development project are B - D - E - G.
c) The project length for the leadership training program development project = 28 days.
d) Slack time for each of the activities is:
ABCDEFG
Activity
A
Slack Time
∞ or w w w
10
Chapter 17 Solutions
Operations and Supply Chain Management 9th edition
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