A frame is a list of all the elements in a finite population
A simple random sample of size n from a population of size N is a sample selected in such a way that each possible
sample of size n has the same probability of being selected
If X is a random va
Retirement Planner
All Amounts in $000
INPUTS Range Name
Tax Rate
34% Tax_R
Inflation Rate
4% Inflat_R
Tax Deferred Saving
10 TD_Sav
After Tax Saving
10 AT_Sav
Years to Retirement
30 R_Year
Return on Balance Before Retirement
8% Rtn_Bal_Af_Rtr
Return on B
Stanford University Graduate School of Business
November 1998
Littlefield Technologies: Overview
Introduction
Littlefield Technologies is a job shop which assembles Digital Satellite System receivers.
These receivers are assembled from kits of electronic
Operations Management
Introduction to Littlefield
Ram Bala
1
Littlefield Technologies
Ram Bala
Manage your factory
beginning on 9 PM on Friday, May 16, 2014
ending one week later on 9 PM on Friday, May 23, 2014
Details in the Littlefield Assignment docu
CASE STUDY DATA
ENVELOPMENT ANALYSIS
(DEA)
MITHUN MITRA NOMULA
Sensitivity analysis is the study of how the ambiguity in the outcome of a mathematical model
or system can be distributed to different sources of ambiguity in its inputs. There are lots of us
Sentiment Analysis
Mithun Mitra Nomula
10/30/2015
Introduction
In this case study I would like to perform sentiment analysis between two big festivals, one is Halloween and other
is Diwali. Halloween is celebrated by millions of people in multiple countri
Case 4 Regression
Analysis
Mithun Mitra Nomula
Introduction
Life satisfaction is the way people estimate their lives and how they think about where
they are heading in the future. It is a measure of well-being and may be evaluated in
terms of frame of min
Case Report 3
Software Selection
11/11/2015
Mithun Mitra Nomula
Introduction:
R is a free software tool for statistical computing and graphics. It compiles and runs on a ample
variety of Windows and Unix platforms. From the past 10 years, the thrust comin
First
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OMIS 3350 DECISION MAKING AND ANALYSIS I
Sample Exam II
Guidelines
1. Time available: 2 hours.
2. Coverage: Keller chapters 10-13,15-18.
3. The only material you may consult is during the exam is an 8.5 by 11 sheet of
handwritten notes (both sides may be
OMIS 3350 DECISION MAKING AND ANALYSIS I
Sample Exam I
Guidelines
1.
2.
3.
4.
Time available: 1 hour 15 minutes.
Points available: 95, counts out of 85, maximum score is 85.
Coverage: Keller chapters 1-9.
The only material you may consult is during the ex
OMIS 3350 DECISION MAKING AND ANALYSIS I
Exam II Study Guide
Guidelines
1. Time available: 1 hour 15 minutes.
2. The coverage described herein is guaranteed. If a topic is not listed it will not be on the
exam. Coverage: Keller chapters 10-13 and 15-18. W
OMIS 3350 DECISION MAKING AND ANALYSIS I
Exam I Study Guide
Guidelines
1. Time available: 1 hour 15 minutes.
2. The coverage described herein is guaranteed. If a topic is not listed it will not be on the
exam. Coverage: Keller chapters 1-9. Weights (rough
The
Honda
CBR
125R
is a
great
motorbike
for
beginners
The CBR125 was introduced in
2004 by Honda to fill in a gap
in the 125 cc market left by the
discontinued Honda NSR125.
It is powered by a liquid-cooled four-stroke,
two-valve SOHC, single cylinder 124
2016 Data Science Salary Survey
Tools, Trends, What Pays (and What Doesnt) for Data Professionals
John King & Roger Magoulas
Participate in the
2017 Survey
The survey is now open for the 2017 report. Spend just 5 to 10
minutes and take the anonymous salar
OrderDate
Region
4-Jul-2014 East
12-Jul-2014 East
21-Jul-2014 Central
29-Jul-2014 East
7-Aug-2014 Central
15-Aug-2014 East
24-Aug-2014 West
1-Sep-2014 Central
10-Sep-2014 Central
18-Sep-2014 East
27-Sep-2014 West
5-Oct-2014 Central
14-Oct-2014 West
22-Oct
what
One
populatio
n
Case
with
with
unknown
Population
proportion
Variance 2 and
Standard
Deviation
Two
populatio
n
X1 ,
X2 , 1 ,
2 are given
X 1 X 2
Test stats
x
n
z=
x
s
n
t =
p
z=
(1 )
( n1 ) s 2
2
=
2
Confidence interval
x z/ 2
n
xt
2
, df
OMIS 3350: Extra Problem sets for Linear and Multiple Regression &
Correlation Analysis
1. Critics of television often refer to the detrimental effects that all the violence shown on
the TV has on children. However, there may be another problem. It may be
Two Population
Sampling Distribution: Difference of two means
Case 1: The expected value and variance of the
sampling distribution of
are given by:
mean:
standard deviation:
(also called the standard error)
Page 1
Sampling Distribution: Difference of t
Analysis of Variance
1
Analysis of Variance
Analysis of variance is a technique that allows us to
compare two or more populations of interval data.
Analysis of variance is:
an extremely powerful and widely used procedure.
a procedure which determines
Leavey Graduate School of Business
OMIS 3350 - Problem sets for ANOVA with Solution
1. How does an MBA major affect the number of job offers received? An MBA student
randomly sampled four recent graduates in each Finance, Marketing and Management
and aske
OMIS 353 Statistical Methods
Extra problem sets for Two Population with answers
1. Suppose that the starting salaries of male math professors are normally distributed with a
mean of $56,000 and a standard deviation of $12,000. The starting salaries of fem