ETS Research Report Series

The ETS Research Report Series provides dissemination of ETS research. The reports span a range of topics within the educational measurement research field from the theoretical to the practical. To request copies of available reports, please contact us.

Below is a selection of the latest research reports. Search for older reports in the reports database.

2012

• A Review of ETS Differential Item Functioning Assessment Procedures: Flagging Rules, Minimum Sample Size Requirements, and Criterion Refinement
  by R. Zwick
  ETS Research Report No. RR-12-08
• Evaluating Academic Progress Without a Vertical Scale
  by W.M. Yen, V.F. Lall, & L. Monfils
  ETS Research Report No. RR-12-07
• Evaluation of the e-rater® Scoring Engine for the TOEFL® Independent and Integrated Prompts
  by C. Ramineni, C.S. Trapani, D.M. Williamson,  T. Davey, & B. Bridgeman
  ETS Research Report No. RR-12-06
• Understanding the Impact of Special Preparation for Admissions Tests
  by D.E. Powers
  ETS Research Report No. RR-12-05, ETS R&D Scientific and Policy Contributions Series No. SPC-12-02
• Modeling Change in Large-Scale Longitudinal Studies of Educational Growth: Four Decades of Contributions to the Assessment of Educational Growth
  by D.A. Rock
  ETS Research Report No. RR-12-04, ETS R&D Scientific and Policy Contributions Series No. SPC-12-01
• Effective Practices for Developing the Literacy Skills of English Language Learners in the English Language Arts Classroom
  by S. Turkan, J. Bicknell, & A. Croft
  ETS Research Report No. RR-12-03
• Evaluation of e-rater^® for the GRE^® Issue and Argument Prompts
  by C. Ramineni, C.S. Trapani, D.M. Williamson, T. Davey, & B. Bridgeman
  ETS Research Report No. RR-12-02
  
• Advancing the Quality and Equity of Education for Latino Students: A White Paper
  by J.W. Young, J. Lakin, R. Courtney, & M. Martiniello
  ETS Research Report No. RR-12-01

2011

• Multiple Linking in Equating and Random Scale Drift
  by H. Guo, J. Liu, N. Dorans, & M. Feigenbaum
  ETS Research Report No. RR-11-46
• Improving Test Score Reporting: Perspectives From the ETS Score Reporting Conference
  by D. Zapata-Rivera & R. Zwick (Editors)
  ETS Research Report No. RR-11-45
• Does Linking Mixed-Format Tests Using a Multiple-Choice Anchor Produce Comparable Results for Male and Female Subgroups?
  by S. Kim & M.E. Walker
  ETS Research Report No. RR-11-44
• How Does the Knowledge of Subgroup Membership of Examinees Affect the Prediction of True Subscores?
  by S.J. Haberman & S. Sinharay
  ETS Research Report No. RR-11-43
• A General Procedure to Assess the Internal Structure of a Noncognitive Measure—The Student360: Insight Program (S360) Time Management Scale
  by G. Ling & F. Rijmen
  ETS Research Report No. RR-11-42
• The Impact of Changes in the TOEFL® Exam on Teaching in a Sample of Countries in Europe: Phase 3, The Role of the Coursebook. Phase 4, Describing Change
  by D. Wall & T. Horák
  ETS Research Report No. RR-11-41, TOEFL iBT Research Series No. TOEFLiBT-17
• The Sensitivity of Parameter Estimates to the Latent Ability Distribution
  by X. Xu & Y. Jia
  ETS Research Report No. RR-11-40
• Automated Subscores for TOEFL iBT® Independent Essays
  by Y. Attali
  ETS Research Report No. RR-11-39
• Examining the Factor Structure of a State Standards-Based Assessment of Science for Students With Learning Disabilities
  by J. Steinberg, F. Cline, & Y. Sawaki
  ETS Research Report No. RR-11-38
• Equivalency of the DINA Model and a Constrained General Diagnostic Model
  by M. von Davier
  ETS Research Report No. RR-11-37
• A Differential Word Use Measure for Content Analysis in Automated Essay Scoring
  by Y. Attali
  ETS Research Report No. RR-11-36
• Constructed-Response Mathematics Tasks Study
  by J. Fife, E. A. Graf, & S. Ohls
  ETS Research Report No. RR-11-35
• Recommendations for Conducting Differential Item Functioning (DIF) Analyses for Students With Disabilities Based on Previous DIF Studies
  by H. Buzick & E. Stone
  ETS Research Report No. RR-11-34
• High Schools That Work: Program Description, Literature Review, and Research Findings
  by J. W. Young, F. Cline, T. C. King, A. D. Jackson, & A. Timberlake
  ETS Research Report No. RR-11-33
• Computer-Adaptive Testing for Students With Disabilities: A Review of the Literature
  by E. Stone & T. Davey
  ETS Research Report No .RR-11-32
• The Single Group With Nearly Equivalent Tests (SiGNET) Design for Equating Very Small Volume Multiple-Choice Tests
  by M. C. Grant
  ETS Research Report No. RR-11-31
• The Relationship Between Raters' Prior Language Study and the Evaluation of Foreign Language Speech Samples
  by P. Winke, S. Gass, & C. Myford
  ETS Research Report No. RR-11-30; TOEFL iBT Research Series No. TOEFLiBT-16