Operations Management
11th Edition
ISBN: 9780132921145
Author: Jay Heizer
Publisher: PEARSON
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Chapter 3, Problem 3CS
TABLE 3.6 Southwestern University Project
3. If it is necessary to crash to 250 or 240 days, how would Hill do so, and at what costs? As noted in the case, assume that optimistic time estimates can be used as crash times.
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Students have asked these similar questions
Activity
Predecessor
Activities
Normal
Crashed
Duration (Days)
Cost ($)
Duration
Cost ($)
KA
-
5
2000
3
5600
LB
-
7
3000
4
7800
MC
A
10
4000
7
6100
ND
AB
11
5000
8
8000
PE
B
6
2400
4
3600
RF
C
8
3000
6
5100
QG
C,D,E
4
4200
1
3000
SH
E,G
5
5500
3
2500
What is the ES for Activity G and and LS for activity F?
Consider the following activity description with associated cost data shown in Table 1. The cost data represents the total cost and should be considered linear with time.
Table 1: Crash Cost Table
Activity
Immediate Predecessor
Normal Duration (days)
Normal Cost ($)
Crash Duration (days)
Crash Cost ($)
A
---
5
50
3
150
B
---
4
40
2
200
C
B
7
70
5
250
D
A, C
2
20
1
50
E
A, C
5
125
1
525
F
B
10
80
7
290
G
D
7
50
3
250
H
E, F
6
60
3
180
Reduce the project duration to minimum duration and calculate the cost.
Note:-
Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism.
Answer completely.
You will get up vote for sure.
Please answer all parts..
Chapter 3 Solutions
Operations Management
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 - Describe how expected activity times and variances...
Ch. 3 - Define earliest start, earliest Finish, latest...Ch. 3 - Students are sometimes confused by the concept of...Ch. 3 - What are dummy activities? Why are they used in...Ch. 3 - What are the three time estimates used with PERT?Ch. 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 - The work breakdown structure (WBS) for building a...Ch. 3 - 3.2 Robert Day has decided to run for a seat as...Ch. 3 - Draw the activity-on-node (AON) project network...Ch. 3 - Given the activities whose sequence is described...Ch. 3 - 3.5 Using AOA, diagram the network described below...Ch. 3 - Stephen Hall is developing a program in supply...Ch. 3 - Task time estimates for the modification of an...Ch. 3 - 3.8 The City Commission of Nashville has decided...Ch. 3 - Refer to the table in Problem 3.8. a. Draw the AON...Ch. 3 - The activities needed to build a prototype laser...Ch. 3 - Dave Fletcher (see Problem 3.10) was able to...Ch. 3 - The activities described by the following table...Ch. 3 - A renovation of the gift shop at Orlando Amway...Ch. 3 - Kelle Carpet and Trim installs carpet in...Ch. 3 - The following is a table of activities associated...Ch. 3 - Assume that the activities in Problem 3.15 have...Ch. 3 - Bill Fennema, president of Fennema Hospitality,...Ch. 3 - What is the minimum cost of crashing the following...Ch. 3 - Three activities are candidates for crashing on a...Ch. 3 - Development of Version 2.0 of a particular...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 - Using PERT, Adam Munson was able to determine that...Ch. 3 - Clark Products makes pizza ovens for commercial...Ch. 3 - The Tesla 6 is a new custom-designed sports car....Ch. 3 - TABLE 3.6 Southwestern University Project 1....Ch. 3 - TABLE 3.6 Southwestern University Project 2 What...Ch. 3 - TABLE 3.6 Southwestern University Project 3. If it...Ch. 3 - Project Management at Arnold Palmer Hospital Video...Ch. 3 - The equivalent of a new kindergarten class is born...Ch. 3 - The equivalent of a new kindergarten class is born...Ch. 3 - The equivalent of a new kindergarten class is born...Ch. 3 - At the Hard Rock Cafe, like many organizations,...Ch. 3 - At the Hard Rock Cafe, like many organizations,...Ch. 3 - At the Hard Rock Cafe, like many organizations,...Ch. 3 - At the Hard Rock Cafe, like many organizations,...
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- QUESTION 16 Refer to the project addressed in questions 21-30 of your Quiz 1 and associated worked solutions used in our review session. The following table of probabilistic time estimates (in weeks) and activity predecessors are provided for the project. Activity A B D E Table 1 Reference: Ref 1 optimistic most likely time time 3 4 2 6 5 5 8 3 9 9 pessimistic time 7 10 5 12 15 Activity Predecessor A A B, C D Using Table 1, which of the following statements are correct? O A. The latest finish time of activity B is the same as its earliest finish time O B. Activity A is critical because it is the starting activity in the project O C. Activity D must be critical because it is the only predecessor of activity E O D. Answers A and B are correct O E. Answers A and C are correctarrow_forward2.arrow_forwardPreceding Activity Crashed Cost per week $600 $700 $400 Activity Normal Completion Time (week) Crashed Completion time (week) A 7 5 B 12 10 A 8 2 $800 $300 $500 E C, D 5 4 F E 9 8 D. F 10 10 i. Draw the network diagram linking all the activities in a way that it shows if there exist any preceding activity/activities before starting each of the mentioned activities in the above table, ii. Showing the earliest start time, the earliest finish time, the latest start time and the latest finish time of each of the activities in the project determine the completion time of the project and the critical path. ii. Find the slack time (delay time) of each of the activities, the critical and the non-critical activities. Find the minimum possible completion time of the project by considering the crashed completion times and the minimal total cost of that crashing the project. iv. Need proper handwritten answers. Thank you!arrow_forward
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