PRIN OF OPS MGMT W/MYOMLAB&ACCESS BADGE
1st Edition
ISBN: 9781323818510
Author: HEIZER
Publisher: PEARSON C
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Textbook Question
Chapter 3, Problem 17P
Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. Draw the AON network and answer the questions that follow.
a) What is the expected (estimated) time for activity C?
b) What is the variance for activity C?
c) Based on the calculation of estimated times, what is the critical path?
d) What is the estimated time of the critical path?
e) What is the activity variance along the critical path?
f) What is the probability of completion of the project before week 36?
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Check out a sample textbook solutionStudents have asked these similar questions
Q1: Given the information below, draw the network (AOA) and find the
probability of finishing the job in (40) weeks? Solve using PERT.
Activity
notation
Weeks
1-2 2-3 2-4 2-5 3-6
4-7| 5-7
6-8 7-8 8-9
2,7,8 5,6,9 3,7,8 4,5,6 6,9,10 6,8,11 4,6,7 5,7,10 4,8,9 4,7,9
[50%]
b) – Draw the Activity-on-Node (AON) diagram using the following representation for every node:
Activity
Description
Expected
Time
ES
EF
LS
LF
Slack
C.) Complete the following table, determine the expected time of completion assuming that the project starts at week 0 (zero) and
identify the critical path for this project. Demonstrate all your calculations.
On Critical
Path?
Activity
Activity Description
ES
EF
LS
LF
Slack
Yes or No
Locate new facilities
2
Order furniture
Interview prospective staff
Hire and train staff
3
4.
Remodel facilities
Receive and set up furniture
Move in and start up
6
7
a) Complete the following table, calculate the project variance and project standard deviation. Demonstrate all your
calculations.
Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for
building new motels.
Activity
A
B
E
F
a
Time (weeks)
4
2
8
5
1
6
m
9
9
12
6
3
9
b
12
24
18
9
4
21
Immediate
Predecessor(s)
A
A
A
B
C, E
Activity
G
H
I
J
K
a
3
1
7
4
1
Time (weeks)
a) The expected (estimated) time for activity C is
h) The unrinnan for nativitu Cin Mwenke (Daund voir mananan to tun desimal almann I
m
3
1
7
8
1
b
5
1
7
12
4
weeks. (Round your response to two decimal places.)
Immediate
Predecessor(s)
C, E
F
D
F
D, G, H
I, J
Chapter 3 Solutions
PRIN OF OPS MGMT W/MYOMLAB&ACCESS BADGE
Ch. 3 - Ethical Dilemma Two examples of massively...Ch. 3 - Give an example of a situation in which project...Ch. 3 - Explain the purpose of project organization.Ch. 3 - What are the three phases involved in the...Ch. 3 - What are some of the questions that can be...Ch. 3 - Define work breakdown structure. How is it used?Ch. 3 - What is the use of Gantt charts in project...Ch. 3 - What is the difference between an...Ch. 3 - What is the significance of the critical path?Ch. 3 - what would a project manager have to do to crash...
Ch. 3 - Prob. 10DQCh. 3 - Define earliest start, earliest finish, latest...Ch. 3 - Students are sometimes confused by the concept of...Ch. 3 - Prob. 13DQCh. 3 - Prob. 14DQCh. 3 - Would a project manager ever consider crashing a...Ch. 3 - How is the variance of the total project computed...Ch. 3 - Describe the meaning of slack, and discuss how it...Ch. 3 - How can we determine the probability that a...Ch. 3 - Name some of the widely used project management...Ch. 3 - What is the difference between the waterfall...Ch. 3 - The work breakdown structure (WBS) for building a...Ch. 3 - James Lawson has decided to run for a seat as...Ch. 3 - Prob. 3PCh. 3 - Refer to the table in Problem 3.3. a) Draw the AON...Ch. 3 - Draw the activity-on-node (AON) project network...Ch. 3 - Given the activities whose sequence is described...Ch. 3 - Prob. 7PCh. 3 - Roger Ginde is developing a program in supply...Ch. 3 - Prob. 9PCh. 3 - The activities described by the following table...Ch. 3 - Prob. 11PCh. 3 - The activities needed to build a prototype laser...Ch. 3 - Dave Fletcher (sec Problem 3.12) was able to...Ch. 3 - The Rover 6 is a new custom-designed sports car....Ch. 3 - Ross Hopkins, president of Hopkins Hospitality,...Ch. 3 - A renovation of the gift shop at Orlando Amway...Ch. 3 - Kelle Carpet and Trim installs carpet in...Ch. 3 - The estimated times and immediate predecessors for...Ch. 3 - Rich Cole Control Devices, Inc., produces...Ch. 3 - Four Squares Productions, a firm hired to...Ch. 3 - Prob. 23PCh. 3 - Prob. 28PCh. 3 - Prob. 29PCh. 3 - Prob. 30PCh. 3 - Development of Version 2.0 of a particular...Ch. 3 - Prob. 32PCh. 3 - Prob. 1CSCh. 3 - Prob. 2CSCh. 3 - Prob. 3CSCh. 3 - Prob. 1.1VCCh. 3 - Prob. 1.2VCCh. 3 - Project Management at Arnold Palmer Hospital The...Ch. 3 - Prob. 1.4VCCh. 3 - Managing Hard Rocks Rockfest At the Hard Rock...Ch. 3 - Managing Hard Rocks Rockfest At the Hard Rock...Ch. 3 - Managing Hard Rocks Rockfest At the Hard Rock...Ch. 3 - Managing Hard Rocks Rockfest At the Hard Rock...
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