Research Reports

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Differential Grading: Meta-Analyses of STEM and Non-STEM Fields, Gender, and Institutional Admission Selectivity, Paul A. Westrick

A Multidimensional Perspective of College Readiness: Relating Student and School Characteristics to Performance on the ACT®, Daniel M. McNeish, University of Maryland, Justine Radunzel, PhD ACT, Edgar Sanchez, PhD ACT

Statistical Properties of School Value-Added Scores Based on Assessments of College Readiness, Dina Bassiri, PhD

Beyond Academics: A Holistic Framework for Enhancing Education and Workplace Success, Wayne Camara, Ryan O’Connor, Krista Mattern, Mary Ann Hanson.

Development of STEM Readiness Benchmarks to Assist Educational and Career Decision Making, Krista Mattern, Justine Radunzel, Paul Westrick.

Who Goes to Graduate School?: Tracking 2003 ACT®-Tested High School Graduates for More Than a Decade, Krista Mattern, Justine Radunzel.

Use of Data to Support Teaching and Learning: A Case Study of Two School Districts, Chrys Dougherty.


Broadening the Definition of College and Career Readiness: A Holistic Approach, Krista Mattern, Jeremy Burrus, Wayne Camara, Ryan O’Connor, Mary Ann Hansen, James Gambrell, Alex Casillas, Becky Bobek.

Catching Up to College and Career Readiness in Kentucky, Chrys Dougherty, Linda Hiserote, Teresa Shaw.

Catching Up to College and Career Readiness in Arkansas, Chrys Dougherty, Linda Hiserote, Teresa Shaw.

Validity Evidence for ACT Compass® Placement Tests, Paul A. Westrick, Jeff Allen.

A Review of State Test Security Laws in 2013, Michelle Croft.


Interpreting Changes Over Time in High School Average ACT® College Readiness Assessment Composite Scores and ACT College Readiness Benchmark Attainment Rates, Richard Sawyer.

Trends in Achievement Gaps in First-Year College Courses for Racial/Ethnic, Income, and Gender Subgroups: A 12-Year Study, Julie Lorah, Edwin Ndum.

A Comparison of Three Methods for Computing Scale Score Conditional Standard Errors of Measurement, David Woodruff, Anne Traynor, Zhongmin Cui, Yu Fang.

Updating the ACT College Readiness Benchmarks, Jeff Allen.

Differential Effects on Student Demographic Groups of Using ACT® College Readiness Assessment Composite Score, ACT Benchmarks, and High School Grade Point Average for Predicting Long-Term College Success through Degree Completion, Justine Radunzel, Julie Noble.

Differential Effects of Using ACT® College Readiness Assessment Scores and High School GPA to Predict First-Year College GPA among Racial/Ethnic, Gender, and Income Groups, Edgar I. Sanchez.

High School Grade Inflation from 2004 to 2011, Qian Zhang, Edgar I. Sanchez.

A Comparison of Four Linear Equating Methods for the Common-Item Nonequivalent Groups Design Using Simulation Methods, Anna Topczewski, Zhongmin Cui, David Woodruff, Hanwei Chen, Yu Fang.

A Study of the Effectiveness of Developmental Courses for Improving Success in College, Julie Noble, Richard Sawyer.


Statistical Considerations in Choosing a Test Reliability Coefficient, David Woodruff, Yi-Fang Wu.

Getting Students on Track to College and Career Readiness: How Many Catch Up from Far Behind?, Chrys Dougherty, Steve Fleming.

Relationships of Examinee Pair Characteristics and Item Response Similarity, Jeff Allen.

Implications of Educational Attainment Trends for Labor Market Outcomes, Richard Buddin.

Multistage Adaptive Testing for a Large-Scale Classification Test: Design, Heuristic Assembly, and Comparison with Other Testing Modes, Yi Zheng, Yuki Nozawa, Xiaohong Gao, Hua-Hua Chang.

Predicting Long-Term College Success through Degree Completion Using ACT® Composite Score, ACT Benchmarks, and High School Grade Point Average, Justine Radunzel, Julie Noble.

Examining the Relationship of QualityCore® Implementation and Student Achievement in Algebra I, Edwin Ndum, Jeff Allen, Teri Fisher.

Exploratory Analyses of the Long-Term Effects of Improving Behavior, Attendance, and Educational Achievement in Grades 1–6 and 8–12, Richard Sawyer, Neal Gibson.

Tracking 2003 ACT-Tested High School Graduates: College Readiness, Enrollment, and Long-Term Success, Justine Radunzel, Julie Noble.

Grade 8 to 12 Academic Growth Patterns for English Language Learners and Students with Disabilities, Dina Bassiri, Jeff Allen.