IOE 366 Fall 2012
Practice
Part 1. Multiple Choice and Fill-in the Blanks
1. In a single-factor ANOVA problem involving five populations or treatments, which of the following
statements is true about the alternative hypothesis?
A. All five treatment means

IOE 366 Winter 2007 Final Exam
True or False (5 Questions, 2 Points Each, 10 Points Total) Decide if the following statements are true or false. If the statement is false, identify how to change it to make the statement true. 1. In testing H 0. : 1

IOE 366 F2009 Final Exam Solution Part 1 (20 Points Total). True or False and Fill-in-the-Blank Questions(5 Questions, 2 Point Each, 10 Points Total) 1. The least squares regression line is obtained when the sum of the squared residuals is minimized. True

12
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15
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Example #1: Torque vs Air
Pressure
xi = 1040, yi = 1420.7, 2 =129667.4
= 68960, xi yi = 94501.4
SST=
SSE=
SSR=
2 =
r 2=
18
19
Example #1: Torque vs Air
Pressure
Regression Analysis: Torque (Nm) versus Air Pressure (psi)
The regressi

Simple Linear Regression
Chapters 12.1~12.2
1
Topics
Simple Linear Regression (Ch. 12.1)
Estimating Model Parameters (Ch. 12.2)
2
Example 1
Automobile Assembly Compare Air Pressure and Torque
Q. Does one variable (air
pressure) provide information
on the

IOE 366 Fall 2015
Minitab Assignment 6 (10pts)
DUE: Thursday, November 5th by 3PM via CTools
Please save your submitted file name as Minitab6_uniqname
Problem Description:
A study was performed to investigate new automobile pur

IOE 366 Fall 2014
Lab 2 Assignment (10pts)
DUE: Monday, September 22nd by 830AM via CTools
Please save your submitted file name as IOE366Lab2_uniqname
Problem Description:
In this assignment, you will look at the relationship b

IOE 366 Fall 2015
Minitab Assignment 5 (10pts)
DUE: Thursday, October 29th by 3PM via CTools
Please save your submitted file name as IOE366Minitab5_uniqname
Problem Description:
The data in Minitab5_Data.mtw are the results of a pitch carbon analysis test

IOE 366 Fall 2015
Minitab Assignment 3 (10pts)
DUE: Thursday, October 8th by 3PM via CTools
Please save your submitted file name as IOE366Minitab3_uniqname
Problem Description:
Gross Domestic Product (GDP) measures the size of an economy. In this assignme

IOE 366 Fall 2015
Minitab Assignment 7 (10pts)
DUE: Tuesday, November 17th by 3PM via CTools
Please save your submitted file name as IOE366Minitab7_uniqname
A recently released DVD is sold at three different local establishments: a music store, a book sto

Simple Linear Regression
Chapters 12.1~12.2
1
Topics
Simple Linear Regression (Ch. 12.1)
Estimating Model Parameters (Ch. 12.2)
2
Example 1
Automobile Assembly Compare Air Pressure and Torque
Q. Does one variable (air
pressure) provide information
on the

Inference #1
12.2 Estimating model parameters
1
Topics
Evaluation of the significance of the estimated
simple regression model
Sum of squares
coefficient of determination
Tests of model significance
2
Model significance
How can we evaluate the significanc

40
41
42
43
44
Confidence interval for mea
How can you construct the 95% confidence interval for
the same problem? (sample mean
= 990,
sample size
n=9)
2 (
Case 1: population variance is known=
100)
45
Confidence interval for mea
Case 2: population varia

Simple Linear Regression
Chapters 12.1~12.2
1
Topics
Simple Linear Regression (Ch. 12.1)
Estimating Model Parameters (Ch. 12.2)
2
Example 1
Automobile Assembly Compare Air Pressure and Torque
Q. Does one variable (air
pressure) provide information
on the

Linear Statistical Models
IOE 366
Eunshin Byon, PhD
Assistant Professor
Industrial & Operations Engineering
0
Images taken from McKinsey, IBM, Forbes and New York Times websites
1
Textbook
Probability and Statistics for Engineering
and the Sciences, Enhan

Example 1
Consider a bank that is run by two clerks. Suppose that when
Elizabeth enters the system he discovers that Winnie is being
served by Clerk 1 and Dr. Lavieri is being served by Clerk 2.
Suppose also that Elizabeths service will begin as soon as e

Real Applications of Markov Decision Processes
Author(s): Douglas J. White
Reviewed work(s):
Source: Interfaces, Vol. 15, No. 6 (Nov. - Dec., 1985), pp. 73-83
Published by: INFORMS
Stable URL: http:/www.jstor.org/stable/25060766 .
Accessed: 12/04/2012 09:

Linear Statistical Models
IOE 366
Eunshin Byon, PhD
Assistant Professor
Industrial & Operations Engineering
1
Images taken from McKinsey, IBM, Forbes and New York Times websites
2
Textbook
Probability and Statistics for
Engineering and the Sciences,
Enhan

Simple Linear Regression
Chapters 12.1~12.2
1
Topics
Simple Linear Regression (Ch. 12.1)
Estimating Model Parameters (Ch. 12.2)
2
Example 1
Automobile Assembly Compare Air Pressure and Torque
Q. Does one variable (air
pressure) provide
information on the

Inference #1
12.2 Estimating model parameters
1
Topics
Evaluation of the significance of the
estimated simple regression model
Sum of squares
coefficient of determination
Tests of model significance
2
Model significance
How can we evaluate the significanc

Inferences #2
12.3 Inferences on the slope parameter
12.4 Inferences concerning the fitted value
and the prediction of future Y values
12. 5 Correlation
1
Topics
Chapter
12.3
Distribution of (pp. 3-8)
Test and confidence interval of the slope
parameter (p

IOE 366 Fall 2015
Minitab 4 Assignment (10pts)
Problem Description:
Used car price depends on various factors including mileage, make, model, engine capacity,
interior style and geographical regions. Given a partial database of the Kelley

WebAssign Assignment 2 Solution
Questions: 12.38, 12.49, 12.52, 12.54
38.
a.
From Exercise 23, which also refers to Exercise 19, SSE = 16.205.45, so
s 2 1350 .454 , s 36.75 , and s
1
36.75
.0997 . Thus
368 .636
1.711
17.2 3.05 t.005,12 , so p-value < .

WebAssign Assignment 5 Solution
Questions: 10.1, 10.5, 10.9, 10.18, 10.25
1.
a.
Ho will be rejected if
f F.05, 4,15 3.06 (since I 1 = 4, and I ( J 1 ) = (5)(3) = 15 ).
The computed value of F is
f
MSTr 2673.3
2.44 . Since 2.44 is not
MSE 1094.2
3.06 ,

IOE 366 Winter 2016
Minitab Assignment 7 (20pts)
DUE: Monday, March 16th by 1:30PM via CTools
You and your housemates decide to have a competition: who can grow the tallest plants
in your backyard. First, you collect some data on plant height in inches (y

IOE 366 Fall 2015
Minitab8 Assignment (10pts)
DUE: Thursday, December 10th at 3pm via CTools
Please save your submitted file name as IOE366Minitab8_uniquename
Problem 1:
A study was carried out to determine which microwave temperature setting will yield t

WebAssign Assignment 2 Solution
Questions: 12.38, 12.49, 12.52, 12.54
38.
a.
From Exercise 23, which also refers to Exercise 19, SSE = 16.205.45, so
s 2 = 1350.454, s = 36.75 , and s =
1
36.75
= .0997 . Thus
368.636
1.711
= 17.2 > 3.05 = t.005,12 , so p-v

ANOVA - Tukeys HSD Test
Application: One-way ANOVA pair-wise comparison of means.
Requirements: Model must be balanced, which means that the sample size in each population should
be the same. The samples taken in each population are called replicates. Eac

IOE 366 Fall 2010
Lab 1 Assignment (10pts)
DUE: Monday, September 20, 2010 by 10pm via CTools
Please save your submitted file name as IOE366Lab1_uniquename
A recently released DVD is sold at three different local establishments: a music store, a book stor

IOE366F2010
MidtermExamSolution
Part1.MultipleChoiceandFillintheBlanks(20pointstotal,4pointseach)
1.InatwofactorANOVAproblem,thereare4levelsoffactor A,3levelsoffactor B,and2
replicates.Then,thetotalnumberofexperimentalrunsforafullexperimentshouldbe:
A.
B.