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MGT 2251 Fall 2004
Exam 3 (November 8, 2004)
Professor Yih-Long Chang
MGT 2250 Management Science
Exam 3
Professor Chang
November 8, 2004
Your Name (Print):_
ID#:_
Read each question carefully before you answer. Work at a
steady pace, and you should have
Chapter 4
Introduction to Probability
n
Experiments,CountingRules,
andAssigningProbabilities
n
EventsandTheirProbability
n
SomeBasicRelationshipsofProbability
n
ConditionalProbability
n
BayesTheorem
Uncertainties
Managers often base their decisions on an
9
Transportation,
Assignment,
and Network
Models
CHAPTER OUTLINE
1
2
3
4
5
6
7
Introduction
The Transportation Problem
The Assignment Problem
The Transshipment Problem
Maximal-Flow Problem
Shortest-Route Problem
Minimal-Spanning Tree Problem
Yih-Long Chan
MGT 2251 Fall 2004
Exam #1 (September 10, 2004)
Professor Yih-Long Chang
MGT 2250 Management Science
Exam 1
Professor Chang
September 10, 2004
Name (Print):_
ID #:_
Read each question carefully before you answer. Work at a
steady pace, and you should have
MGT 2250-TS3: MANAGEMENT STATISTICS
Exam 2, Feb 17 2015
Rules of the exam:
* This is a closed note and closed book exam. You may use a standard (or graphing)
calculator, if needed. You may not use computers, smart phones or any other electronic
device dur
MGT 2250-TSA: MANAGEMENT STATISTIC
Exam 1 Answer, Sep 10, 2014
Rules of the exam:
* This is a closed note and closed book exam. You may use a standard (or graphing)
calculator, if needed. You may not use computers, smart phones or any other electronic
dev
MGT 2250-TSA: MANAGEMENT STATISTIC
Exam 3, Oct 24, 2014
Rules of the exam:
* This is a closed note and closed book exam. You may use a standard (or graphing)
calculator, if needed. You may not use computers, smart phones or any other electronic
device dur
7
Linear
Programming
Models:
Graphical and
Computer
Methods
Yih-Long Chang
Professor Yih-Long Chang
MGT 2251
71
Outline
q Introduction
q Requirements of a Linear
q
q
q
q
q
Programming Problem
Formulating LP Problems
Graphical Solution to an LP
Problem
Sol
MGT 2250-TS3 MANAGEMENT STATISTICS Spring 2015
Quiz 4. 01/29/2014
Chapter 4
Multiple Choice Questions
1.
Each individual outcome of an experiment is called
a. the sample space
b. a sample point
c. an experiment
d. an individual
2.
An experiment consists o
MGT 2250-TS3 MANAGEMENT STATISTICS Spring 2015
Quiz 6. 02/12/2015
Chapter 6
Multiple Choice Questions
1.
In a standard normal distribution, the
a.
b.
c.
d.
mean and the standard deviation are both 1
mean is 0 and the standard deviation is 1
mean is 1 and
MGT 2250-TS3 MANAGEMENT STATISTICS Spring 2015
Quiz 5. 02/05/2014
Chapter 5
Multiple Choice Questions
1.
A numerical description of the outcome of an experiment is called a
a. descriptive statistic
b. probability function
c. variance
d. random variable
2.
MGT 2250-TS3: MANAGEMENT STATISTICS Spring 2015
Quiz 8. Feb/26/2015
Chapter 8
1. In interval estimation, as the sample size becomes larger, the interval estimate
a.
b.
c.
d.
becomes narrower
becomes wider
remains the same, since the mean is not changing
g
MGT 2250-TS3: MANAGEMENT STATISTICS Spring 2015
Quiz 9. 03/05/2015
Chapter 9
Multiple Choices
1.
The p-value
a. can be any value
b. can be any positive value
c. can be any value, negative or positive
d. must be a number between zero and 1
2.
a.
b.
c.
d.
3
MGT 2250: Managerial Statistics
Chapter 14
Chapter 14 Simple Linear Regression
s
Wewillcoverthefollowingcontents
s
s
s
s
s
SimpleLinearRegressionModel
LeastSquaresMethod
CoefficientofDetermination
ModelAssumptions
TestingforSignificance
Wewillnotcover
s U
1
Introduction to
Management
Science and
Quantitative
Analysis
Yih-Long Chang
CHAPTER OUTLINE
q
q
Introduction
What Is Management Science and Quantitative
Analysis?
q
Business Analytics
q
The Quantitative Analysis Approach
q
q
Examples to Develop a Quanti
MGT 2250: Managerial Statistics
Chapter 10
Chapter 10
Inference About Means and Proportions
with Two Populations
InferencesAbouttheDifferenceBetweenTwoPopulation
Means:s1ands2Known
InferencesAbouttheDifferenceBetweenTwoPopulation
Means:s1ands2Unknown
Inf
MGT 2250-TS3: MANAGEMENT STATISTICS
Exam 2 Study Guide, Feb 12, 2015
The second exam will be in class on Feb.17 (Tuesday). It covers chapter 4-6.
I will list the formula where applicable.
Chapter 4
1. Understand probability as a numerical measure of the l
MGT 3300: Marketing Management
Final exam : 04/30/2015 (Thursday), 11:30am 2:20pm
Type of Exam
Multiple choice (up to 40)
Open ended application questions (up to 4)
Preparation Tips
All assigned pages from the book, articles, and examples covered in class
MGT 2250-TS3: MANAGEMENT STATISTICS
Exam 3, March 12, 2015
Rules of the exam:
* This is a closed note and closed book exam. You may use a standard (or graphing)
calculator, if needed. You may not use computers, smart phones or any other electronic
device
MGT 2250-TS3: MANAGEMENT STATISTICS
Spring 2015 (02/24/2015)
Homework #7: Chapter 7_Answer Sheet
1.
a.
AB, AC, AD, AE, BC, BD, BE, CD, CE, DE
b.
With 10 samples, each has a 1/10 probability.
c.
E and C because 8 and 0 do not apply; 5 identifies E; 7 does
MGT 2250-TS3: MANAGEMENT STATISTICS
Spring 2015 (03/10/2015)
Homework #9: Chapter 9_Answer Sheet
H0: = 32
Ha: 32
There is no evidence that the production line is not operating properly. Allow the production process
to continue.
c.
9.
a.
b.
3.
Conclude 32
MGT 2250-TS3: MANAGEMENT STATISTICS
Spring 2015 (03/03/2015)
Homework #8: Chapter 8_Answer Sheet
7.
Margin of error =
Margin of error = 1.96(600/) = 166.31
A larger sample size would be needed to reduce the margin of error to $150 or less. Section 8.3 can
MGT 2250-TS3: MANAGEMENT STATISTICS
Quiz 10. 03/24/2015
Chapter 10
Multiple Choices
1.
a.
b.
c.
d.
2.
a.
b.
c.
d.
3.
a.
b.
c.
d.
4.
a.
b.
c.
d.
5.
1
If we are interested in testing whether the proportion of items in population 1 is larger than
the proport
MGT 2250-TS3: MANAGEMENT STATISTICS
Quiz 12. 04/07/2015
Chapter 12
Multiple Choices
1.
a.
b.
c.
d.
A goodness of fit test is always conducted as a
lower-tail test
upper-tail test
middle test
None of these alternatives is correct.
2.
a.
b.
c.
d.
An importa
MGT 2250-TS3: MANAGEMENT STATISTICS
Quiz 13. 04/14/2015
Chapter 13
Multiple Choices
1.
a.
b.
c.
d.
In an analysis of variance problem if SST = 120 and SSTR = 80, then SSE is
200
40
80
120
2.
The required condition for using an ANOVA procedure on data from
w}
MC? 2258 - Assignmem 5
l
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Enciuéng American fixprcsw. \hrrill Lynch, ctr. mu $2.90 in 2006. In ZUHF.
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MGT 2250 Assignment 2 Sides
1) A marketing research firm was testing the effects of a new commercial on
customers potential to purchase a particular product. A group of 8
customers was polled for their potential to purchase the product before and
after vi
Normal Probabilities
Common Data
Mean
Standard Deviation
8
20
Probability for X <=
X Value
Z Value
P(X<=25)
25
0.85
0.8023
Probability for X >
X Value
38.4615384615
Z Value
1.5230769231
P(X>38.46153846153
0.0639
Probability for X<25 or X >38.4615384615385
MGT 2250 - Management Statistics
Sample Test 1
1. Consumers spend an average of $21 per week in cash without being aware of where it goes. (Data
extracted from A Hole in Our Pockets, USA Today, January 18, 2010, p. 1A.) Assume that the amount of
cash spen