Educational Psychology

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Research topics: statistical techniques

Finding new ways to measure learning using statistics

Our quantitative methods in education researchers are using statistics to change the way we look at how people learn.

Faculty and researchers

Andrew Zieffler headshot

Andrew Zieffler

Dr. Zieffler (quantitative methods in education) is a statistics education researcher investigating how students understand statistical concepts such as sampling variability and the logic of statistical inference. He is also developing innovative curricula for teaching statistics to college students from a modern, simulation-oriented perspective, as well as assessments for measuring students’ statistical reasoning and understanding.

Nidhi Kohli headshot

Nidhi Kohli

Email | Lab

Dr. Kohli (quantitative methods in education) researches the development and improvement of statistical methods for analyzing educational, psychological, and more generally social and behavioral sciences data, particularly longitudinal (repeated measures) data. The aim of this work is to move the educational statistics literature forward and provide researchers and practitioners with the theoretical underpinnings and empirical guidance to utilize these methods to address important substantive questions in education.


EPSY 5221 - Principles of Educational and Psychological Measurement

Concepts, principles, and methods in educational/psychological measurement. Reliability, validity, item analysis, scores, score reports (e.g., grades). Modern measurement theories, including item response theory and generalizability theory. Emphasizes construction, interpretation, use, and evaluation of assessments regarding achievement, aptitude, interests, attitudes, personality, and exceptionality.

Additional labs and projects