Psychometrics

Multi-dimensional Item Response Theory

A brief introduction of the Multi-dimensional Item Response Theory

R & RStudio Introduction

A brief introduction of the R and RStudio

Detecting Differential Item Functioning in Polytomously Scored Items: A Multilevel Approach to the Generalized MantelHaenszel

How Subgroup Characteristics Effect Equating Methods’ Academic Growth Detection?

A Model Evaluation When Association Exists Between Testlets under Small Testlet Size Situations