2013 Presentations

A Probability Model for the Study of Similarities between Test Response Vectors (PDF)
  Dennis Maynes, Caveon Test Security

Detecting Unusual Item Response Patterns Based on Likelihood of Answer (PDF)
  Kyoungwon Lee Bishop, Pearson
  Christopher Neil Stephens, American Institutes for Research

Bayesian Checks on Cheating on Tests (PDF)
  Wim J. van der Linden, CTB/McGraw-Hill
  Charles Lewis, Fordham University

The Impact of Test Characteristics on Kullback-Leibler Divergence Index to Identify Examinees with Aberrant Responses (PDF)
 Jaehoon Seol, American Institute of Certified Public Accountants
 Jonathan D. Rubright, American Institute of Certified Public Accountants

Identification of Test Collusion by the Methods of Information Theory and Combinatorial Optimization (PDF)
  Dmitry I. Belov, Law School Admissions Council

Using Nonlinear Regression to Identify Unusual Performance Level Classification Rates (PDF)
  J. Michael Clark III, Pearson
  William P. Skorupski, University of Kansas
  Stephen T. Murphy, Pearson

The Performance of Statistical Indices in Detecting Answer Copying on Multiple-Choice Examinations Using Dichotomous Item Scores
Cengiz Zopluoglu, University of Miami(PDF)

  Troy T. Chen, ACT, Inc.
  Chi-Yu Huang, ACT, Inc.
  Andrew A. Mroch, ACT, Inc.

Not So Neat? Evidence of Fraudulent Preparation on Internal Anchor Items (PDF)
  N. Scott Bishop, ACT, Inc.

An Initial Exploration into the Use of Erasure Analysis Results to Target Monitoring and Investigations (PDF)
  Steven G. Viger, Michigan Department of Education
  Dong Gi Seo, Michigan Department of Education
  Shiqi Hao, Michigan Department of Education

Compelling Illustrations of Test Score Tampering (PDF)
  Cynthia Butler, Caveon Test Security

Detection of Test Tampering at the Group Level (PDF)
  James A. Wollack, University of Wisconsin
  Carol Eckerly, University of Wisconsin

Item-Level Analysis of Wrong-to-Right Erasures (PDF)
  Leonardo S. Sotaridona, Measurement, Incorporated
  Arianto Wibowo, Measurement, Incorporated
  Irene Hendrawan, Measurement, Incorporated

Utilization of Response Time in Data Forensics of K-12 Computer-Based Assessment (PDF)
  Lucy Liu, Data Recognition Corporation
  Christie Plackner, Data Recognition Corporation
  Vincent Primoli, Data Recognition Corporation

Cheating on Tests: A Threat to Response Validity (PDF)
  Mark Albanese, National Conference of Bar Examiners
  James A. Wollack, University of Wisconsin-Madison

Establishing Baseline Data for Incidents of Misconduct in the Next Generation Assessment Environment (PDF)
  Deborah J. Harris, ACT, Inc.
  Chi-Yu Huang, ACT, Inc.
  Rya Dunnington, ACT, Inc.

When Numbers are not Enough: Collection and Use of External Information to Assess the Ethics and/or Professionalism of Examinees Suspected of Test Fraud (PDF)
  Marc J. Weinstein, Dilworth Paxson LLP

Extending the Role of Psychometrics in Integrated Security Plans (PDF)
  Lisa O’Leary, Alpine Testing Solutions
  Jill Burroughs, Alpine Testing Solutions

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