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### EX 30

Course: STAT 420, Spring 2012
School: University of Illinois,...
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Word Count: 135

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420 Examples STAT #30 Factor B Factor A 3 43 47 23 25 43 52 16 52 28 27 61 35 32 74 16 58 15 14 62 14 18 68 22 27 72 16 31 2 2 56 1 1 83 27 Means: Factor B Factor A 1 2 3 1 38.8 28.6 55.4 40.93333 2 21.2 68.6 18.8 36.2 30 48.6 37.1 38.56667 Spring 2012 &gt; + &gt; &gt; &gt; &gt; Y = c(56, 23, 52, 28, 35, 43, 25, 16, 27, 32, 47, 43, 52,...

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420 Examples STAT #30 Factor B Factor A 3 43 47 23 25 43 52 16 52 28 27 61 35 32 74 16 58 15 14 62 14 18 68 22 27 72 16 31 2 2 56 1 1 83 27 Means: Factor B Factor A 1 2 3 1 38.8 28.6 55.4 40.93333 2 21.2 68.6 18.8 36.2 30 48.6 37.1 38.56667 Spring 2012 > + > > > > Y = c(56, 23, 52, 28, 35, 43, 25, 16, 27, 32, 47, 43, 52, 61, 74, 16, 14, 18, 27, 31, 58, 62, 68, 72, 83, 15, 14, 22, 16, 27) A = c( 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2) B = c( 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3) results = aov(glm(Y ~ factor(A) * factor(B))) summary(results) Df Sum Sq Mean Sq F value Pr(>F) factor(A) 1 168.0 168.0 0.222743 factor(B) 2 1.5667 1762.1 881.0 8.2148 0.001915 ** factor(A):factor(B) 2 7955.3 3977.6 37.0875 4.555e-08 *** Residuals 24 2574.0 107.2 --Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1 > > interaction.plot(A,B,Y) > interaction.plot(B,A,Y) > # Cell means > tmp = NULL > for(a in 1:2) +{ + for(b in 1:3) +{ + tmp = c(tmp,mean(Y[A==a & B==b])) +} +} > means = matrix(tmp,nrow=2,byrow=TRUE) > tmp [1] 38.8 28.6 55.4 21.2 68.6 18.8 > means [,1] [,2] [,3] [1,] 38.8 28.6 55.4 [2,] 21.2 68.6 18.8 > > # for 2 plots on the same page > par(mfrow=c(1,2)) > > plot(Y~A,col=B,pch=B) > for(b in 1:3) +{ + lines(1:2,means[,b],col=b) +} > > plot(Y~B,col=A,pch=A) > for(a in 1:2) +{ + lines(1:3,means[a,],col=a) +}
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University of Illinois, Urbana Champaign - STAT - 420
STAT 420Spring 2012Examples #31Consider a two-factor analysis of variance experiment was performed with I = 2, J = 3,and K = 2 ( a 2 3 factorial experiment with 2 replicates ):B1B2B3A1Y 111Y 112Y 121Y 122Y 131Y 132A2Y 211Y 212Y 221Y 222
University of Illinois, Urbana Champaign - STAT - 420
STAT 4201.Spring 2012Examples #32A company wishes to study the effects of three different types of promotion onsales of its cookies. The three promotions were:Treatment 1 Sampling of product by customers in store and regular shelf spaceTreatment 2
University of Illinois, Urbana Champaign - STAT - 420
STAT 4201.Spring 2012Examples #33Consider an ANCOVA (analysis of covariance) problem of comparing the meansof four populations.Sample 1Sample 2Sample 3Sample 4xyxyxyxy2324517.321.119.323.921.73453417.718.518.314.720.5
University of Illinois, Urbana Champaign - STAT - 420
STAT 420Spring 2012NameANSWERS.Section N1Exam 1Version APagePointsBe sure to show all your work; yourpartial credit might depend on it.1No credit will be givenwithout supporting work.23The exam is closed book and closed notes.You are all
University of Illinois, Urbana Champaign - STAT - 420
STAT 420Spring 2012NameANSWERS.Section N1Exam 1Version BPagePointsBe sure to show all your work; yourpartial credit might depend on it.1No credit will be givenwithout supporting work.23The exam is closed book and closed notes.You are all
University of Illinois, Urbana Champaign - STAT - 420
STAT 420Spring 2012NameANSWERS.Extra CreditConsider the following bivariate data:xy7421124701322310Consider the model Y i = 0 + 1 x i + i ., where is are i.i.d. N ( 0, 2 ).Find the p-value of the significance of the regression te
University of Illinois, Urbana Champaign - STAT - 420
STAT 420Spring 2012Homework #1(due Friday, January 27, by 4:00 p.m.)1.a)At Anytown College, the heights of female students are normally distributed withmean 66 inches and standard deviation 1.5 inches. The heights of male students arealso normally
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STAT 420Spring 2012Homework #8(due Monday, April 2, by 4:30 p.m.)1.Do NOT use a computer for this problem.The data below describe a random sample of 10 students who recently graduated fromAnytown State University, all majoring in Actuarial Science.
University of Illinois, Urbana Champaign - STAT - 420
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University of Illinois, Urbana Champaign - STAT - 420
STAT 4201.Summer 2012Practice Problems 1For a certain population, the blood pressure ( X , Y ) = ( systolic , diastolic ) can bemodeled as having a bivariate normal distribution with X = 120, Y = 82, Y = 15, = 0.6.a) X = 20,Find the probability t
University of Illinois, Urbana Champaign - STAT - 420
STAT 4201.Summer 2012Practice Problems 2Suppose that the amount of beer a person has consumed ( X ) and the personsblood alcohol level ( Y ) in a certain bar follow a bivariate normal distribution with X = 60 oz,a) X = 15 oz, Y = 0.072, Y = 0.02
University of Illinois, Urbana Champaign - STAT - 420
Practice Problems 31.An agronomist experimented with different amounts of liquid fertilizer on asample of equal-size plots. The amount of fertilizer and the yields are:Plot4.515.51.55.5E24.5F2.56.5G35.5H37Ia)1D24C (xi x )0B
University of Illinois, Urbana Champaign - STAT - 420
1.Consider the population of high school graduates who were admitted to a particularuniversity during a ten-year time period and who completed at least the first yearof coursework after being admitted. We are interested in investigating how well Y,the
University of Illinois, Urbana Champaign - STAT - 420
Practice Problems 51.The number of patients in the emergency room of a local hospital during four shiftsis recorded.Morning( 6 12 )Afternoon( 12 6 )Evening( 6 12 )Night( 12 6 )32573158963558108611355284y 1 = 3.5y 2 = 6
University of Illinois, Urbana Champaign - STAT - 420
Practice Problems 61.Consider an ANCOVA (analysis of covariance) problem of comparing the meansrrrof three populations. Let v1 , v 2 , and v 3 be the population indicators.Sample 1Sample 2Sample 3yxyxyx3534353536383940411213111
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Running head: Written Assignment 31Written Assignment 3 Small Business Management MAN-432-GS By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com
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Running head: Written Assignment 41Written Assignment 4 Small Business Management MAN-432-GS By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com
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Running head: Written Assignment 51Written Assignment 5 Small Business Management MAN-432-GS By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com
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Running head: Written Assignment 71Written Assignment 7 Small Business Management MAN-432-GS By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com
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Running head: Written Assignment 91Written Assignment 9 Small Business Management MAN-432-GS By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com
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Running head: Written Assignment 91Written Assignment 9 Small Business Management MAN-432-GS By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com
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Running head: APPLICATION PAPER 11Application Paper 1 Foundations of Leadership LDR-305-OL By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com.
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Running head: APPLICATION PAPER 21Application Paper 2 Foundations of Leadership LDR-305-OL By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com.
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Running head: APPLICATION PAPER 31Application Paper 3 Foundations of Leadership LDR-305-OL By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com.
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Running head: APPLICATION PAPER 41Application Paper 4 Foundations of Leadership LDR-305-OL By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com.
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Running head: APPLICATION PAPER 51Application Paper 5 Foundations of Leadership LDR-305-OL By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com.
Thomas Edison State - LDR - 305
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Running head: WRITTEN ASSIGNMENT 21Written Assignment 2 Foundations of Leadership LDR-305-OL By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com
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Thomas Edison State - ENS - 314
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Thomas Edison State - ENS - 314
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Melissa ShinnAdolph #0482558417.782.2822 melissa.adolph@yahoo.com Thomas Edison State College November 2011 Global Environmental Change ENS314GSWritten Assignment #31. Thomas Malthus argued that excess population growth is the ultimate cause of many of
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Running head: Final Paper1Final Paper Foundations of Leadership LDR-305-OL By Melissa Shinn-Adolph - #0482558 Thomas Edison State College February 2012I may be contacted by phone at 417.621.8104 or by email at melissa.adolph@yahoo.com.Final Paper This
Rutgers - MIDDLE EAS - 201
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Rutgers - MIDDLE EAS - 201
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Rutgers - MIDDLE EAS - 201
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