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2003

Applied Statistics

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Articles 91 - 108 of 108

Full-Text Articles in Physical Sciences and Mathematics

Data Structure With Respect To The Main Effects Model: A Discussion Motivated By A Meta-Analysis Data Set, Dawn M. Vanleeuwen, David S. Birkes, Cynda Clary, Chadelle Robinson Apr 2003

Data Structure With Respect To The Main Effects Model: A Discussion Motivated By A Meta-Analysis Data Set, Dawn M. Vanleeuwen, David S. Birkes, Cynda Clary, Chadelle Robinson

Conference on Applied Statistics in Agriculture

A discussion on data structure relative to the main effects model is motivated by a severely unbalanced meta-analysis data set. This data set is used to highlight the difficulty of assessing data structure when multiple factor data sets are severely unbalanced. Both theoretical results and numerical examples are used to establish that simple approaches to examining data structure using two-way tables provide easily assimilated information about the effect of data unbalance on main effect contrast variances. In addition, notions of balance, proportionality, unbalance, and missing cells with respect to the main effects model are defined in terms of the two-way …


Editor's Preface, Table Of Contents, And List Of Attendees, George A. Milliken Apr 2003

Editor's Preface, Table Of Contents, And List Of Attendees, George A. Milliken

Conference on Applied Statistics in Agriculture

These proceedings contain papers presented in the fifteenth annual annual Kansas State University Conference on Applied Statistics in Agriculture, held in Manhattan, Kansas, April 27-29, 2003.


Virginia's Capital Jurors, Stephen P. Garvey, Paul Marcus Apr 2003

Virginia's Capital Jurors, Stephen P. Garvey, Paul Marcus

Cornell Law Faculty Publications

Next to Texas, no state has executed more capital defendants than Virginia. Moreover, the likelihood of a death sentence actually being carried out is greater in Virginia than it is elsewhere, while the length of time between the imposition of a death sentence and its actual execution is shorter. Virginia has thus earned a reputation among members of the defense bar as being among the worst of the death penalty states. Yet insofar as these facts about Virginia's death penalty relate primarily to the behavior of state and federal appellate courts, they suggest that what makes Virginia's death penalty unique …


The Government As Litigant: Further Tests Of The Case Selection Model, Theodore Eisenberg, Henry Farber Apr 2003

The Government As Litigant: Further Tests Of The Case Selection Model, Theodore Eisenberg, Henry Farber

Cornell Law Faculty Publications

We develop a model of the plaintiff's decision to file a lawsuit that has implications for how differences between the federal government and private litigants translate into differences in trial rates and plaintiff win rates at trial. Our case selection model generates a set of predictions for relative trial rates and plaintiff win rates, depending on the type of case and whether the government is defendant or plaintiff. To test the model, we use data on about 474,000 cases filed in federal district court between 1979 and 1994 in the areas of personal injury and job discrimination, in which the …


Machine Learning Approaches For Determining Effective Seeds For K -Means Algorithm, Kaveephong Lertwachara Apr 2003

Machine Learning Approaches For Determining Effective Seeds For K -Means Algorithm, Kaveephong Lertwachara

Doctoral Dissertations

In this study, I investigate and conduct an experiment on two-stage clustering procedures, hybrid models in simulated environments where conditions such as collinearity problems and cluster structures are controlled, and in real-life problems where conditions are not controlled. The first hybrid model (NK) is an integration between a neural network (NN) and the k-means algorithm (KM) where NN screens seeds and passes them to KM. The second hybrid (GK) uses a genetic algorithm (GA) instead of the neural network. Both NN and GA used in this study are in their simplest-possible forms.

In the simulated data sets, I investigate two …


Statistical Process Control: An Application In Aircraft Maintenance Management, Bradley A. Beabout Mar 2003

Statistical Process Control: An Application In Aircraft Maintenance Management, Bradley A. Beabout

Theses and Dissertations

Maintenance management at the 135th Airlift Wing, Maryland Air National Guard desires a visualization tool for their maintenance performance metrics. Currently they monitor their metrics via an electronic spreadsheet. They desire a tool that presents the performance information in a graphical manner. This thesis effort focuses on the development of a visualization tool utilizing two of the seven tools offered by Statistical Process Control (SPC). This research demonstrates the application of p-charts and Pareto diagrams in the aircraft maintenance arena. P-charts are used for displaying mission capable (MC) rates and flying scheduling effectiveness (FSE) rates. Pareto diagrams are then used …


Victim Characteristics And Victim Impact Evidence In South Carolina Capital Cases, Theodore Eisenberg, Stephen P. Garvey, Martin T. Wells Jan 2003

Victim Characteristics And Victim Impact Evidence In South Carolina Capital Cases, Theodore Eisenberg, Stephen P. Garvey, Martin T. Wells

Cornell Law Faculty Publications

The use of victim impact evidence (VIE) has been a standard feature of capital trials since 1991, when the Supreme Court lifted the previously existing constitutional bar to such evidence. Legal scholars have almost universally condemned the use of VIE, criticizing it on a variety of grounds. Yet little empirical analysis exists that examines how VIE influences the course and outcome of capital trials. We analyze the influence of VIE based on interviews with over two-hundred jurors who sat on capital trials in South Carolina between 1985 and 2001.

First, we describe the VIE introduced at sentencing trials, using a …


How Employment-Discrimination Plaintiffs Fare In The Federal Courts Of Appeals, Kevin M. Clermont, Theodore Eisenberg, Stewart J. Schwab Jan 2003

How Employment-Discrimination Plaintiffs Fare In The Federal Courts Of Appeals, Kevin M. Clermont, Theodore Eisenberg, Stewart J. Schwab

Cornell Law Faculty Publications

Employment-discrimination plaintiffs swim against the tide. Compared to the typical plaintiff, they win a lower proportion of cases during pretrial and after trial. Then, many of their successful cases are appealed. On appeal, they have a harder time in upholding their successes, as well in reversing adverse outcome.

This tough story does not describe some tiny corner of the litigation world. Employment-discrimination cases constitute an increasing fraction of the federal civil docket, now reigning as the largest single category of cases at nearly 10 percent.

In this article, we use official government data to describe the appellate phase of this …


Victim Characteristics And Victim Impact Evidence In South Carolina Capital Cases, Theodore Eisenberg, Stephen P. Garvey, Martin T. Wells Jan 2003

Victim Characteristics And Victim Impact Evidence In South Carolina Capital Cases, Theodore Eisenberg, Stephen P. Garvey, Martin T. Wells

Cornell Law Faculty Publications

This article is available at:

http://scholarship.law.cornell.edu/facpub/290/.

The use of victim impact evidence (VIE) has been a standard feature of capital trials since 1991, when the Supreme Court lifted the previously existing constitutional bar to such evidence. Legal scholars have almost universally condemned the use of VIE, criticizing it on a variety of grounds.

Yet little empirical analysis exists that examines how VIE influences the course and outcome of capital trials. Moreover, the handful of empirical analyses that do exist rely on data gathered in simulation studies. Although valuable contributions have emerged from these experimental studies, such studies have often-rehearsed …


Nullification At Work? A Glimpse From The National Center For State Courts Study Of Hung Juries, Paula Hannaford-Agor, Valerie P. Hans Jan 2003

Nullification At Work? A Glimpse From The National Center For State Courts Study Of Hung Juries, Paula Hannaford-Agor, Valerie P. Hans

Cornell Law Faculty Publications

In recent years, the criminal justice community has become increasingly concerned about the possibility that jury nullification is the underlying motivation for increasing numbers of acquittals and mistrials due to jury deadlock in felony jury trials. In this Article, the authors discuss the inherent difficulty in defining jury nullification and identifying its occurrence in actual trials. They review the evolution in public and legal opinion about the legitimacy of jury nullification and contemporary judicial responses to perceived instances of jury nullification. Finally, the authors examine the possible presence of jury nullification through empirical analysis of data collected from 372 felony …


The Press For Help Project Concept, Program And Working Paper Of Emmanuel Mario B Santos And His Marc Guerrero Communications Inc., Emmanuel Mario B. Santos Aka Marc Guerrero Jan 2003

The Press For Help Project Concept, Program And Working Paper Of Emmanuel Mario B Santos And His Marc Guerrero Communications Inc., Emmanuel Mario B. Santos Aka Marc Guerrero

Emmanuel Mario B Santos aka Marc Guerrero

FORETHOUGHT. DECLARATION OF IDEAOLOGY AND PRINCIPLES. VISION. MISSION. VALUES. GOALS. BASIC HELP project. EDUCATIONAL HELP project. MEDICAL HELP project. LEGAL HELP project. EMERGENCY HELP project. LIVELIHOOD HELP project. SPIRITUAL and CULTURAL HELP project. ENVIRONMENTAL HELP project. REENGINEERING HELP project. INTERNATIONAL HELP project. QUADRO CREDO Matthew 5.1-12, the Jerusalem Bible. The Universal Filipino Beatitudes. SALIN SA FILIPINO. DESIDERATA. AFTERTHOUGHT.


Perturbation Of Global Solution Curves For Semilinear Problems, Philip Korman, Yi Li, Tiancheng Ouyang Jan 2003

Perturbation Of Global Solution Curves For Semilinear Problems, Philip Korman, Yi Li, Tiancheng Ouyang

Yi Li

We revisit the question of exact multiplicity of positive solutions for a class of Dirichlet problems for cubic-like nonlinearities, which we studied in 161. Instead of computing the direction of bifurcation as we did in [6], we use an indirect approach, and study the evolution of turning points. We give conditions under which the critical (turning) points continue on smooth curves, which allows us to reduce the problem to the easier case of f (0) = 0. We show that the smallest root of f (u) does not have to be restricted.


Multiple Solutions For An Inhomogeneous Semilinear Elliptic Equation In Rn, Yinbin Deng, Yi Li, Xuejin Zhao Jan 2003

Multiple Solutions For An Inhomogeneous Semilinear Elliptic Equation In Rn, Yinbin Deng, Yi Li, Xuejin Zhao

Yi Li

No abstract provided.


Perturbation Of Global Solution Curves For Semilinear Problems, Philip Korman, Yi Li, Tiancheng Ouyang Jan 2003

Perturbation Of Global Solution Curves For Semilinear Problems, Philip Korman, Yi Li, Tiancheng Ouyang

Mathematics and Statistics Faculty Publications

We revisit the question of exact multiplicity of positive solutions for a class of Dirichlet problems for cubic-like nonlinearities, which we studied in 161. Instead of computing the direction of bifurcation as we did in [6], we use an indirect approach, and study the evolution of turning points. We give conditions under which the critical (turning) points continue on smooth curves, which allows us to reduce the problem to the easier case of f (0) = 0. We show that the smallest root of f (u) does not have to be restricted.


Multiple Solutions For An Inhomogeneous Semilinear Elliptic Equation In Rn, Yinbin Deng, Yi Li, Xuejin Zhao Jan 2003

Multiple Solutions For An Inhomogeneous Semilinear Elliptic Equation In Rn, Yinbin Deng, Yi Li, Xuejin Zhao

Mathematics and Statistics Faculty Publications

No abstract provided.


An Algebraic Characterization Of Projective-Planar Graphs, Lowell Abrams, Dan Slilaty Jan 2003

An Algebraic Characterization Of Projective-Planar Graphs, Lowell Abrams, Dan Slilaty

Mathematics and Statistics Faculty Publications

We give a detailed algebraic characterization of when a graph G can be imbedded in the projective plane. The characterization is in terms of the existence of a dual graph G∗ on the same edge set as G which satisfies algebraic conditions inspired by homology groups and intersection products in homology groups.


Identifying Minimum G Aberration Designs For Hadamard Matrices Of Order 28, Steffany Belcher-Novosad, Debra Ingram Jan 2003

Identifying Minimum G Aberration Designs For Hadamard Matrices Of Order 28, Steffany Belcher-Novosad, Debra Ingram

Journal of the Arkansas Academy of Science

No abstract provided.


Ua56/1 Fact Book, Wku Institutional Research Jan 2003

Ua56/1 Fact Book, Wku Institutional Research

WKU Archives Records

Statistical and demographic profile of WKU.