Code that might be useful to others for learning/demonstration purposes, specifically along the lines of modeling and various algorithms. **Superseded by the models-by-example repo**.

Multidimensional item response theory

Computerized Adaptive Testing with Multidimensional Item Response Theory

◽ <- ⚪ Structural Equation Modeling from a broader context.

Dynamic estimation of group-level opinion in R

IRT ideal point models in R using Stan

Person Parameter estimation (1,2,3,4PL model) and GPCM

A (ggplot2 wrapper) R package for Item Response Theory model visualization

IR-Tree Modeling in mirt, Mplus, or TAM

Person Parameter estimation (1,2,3,4PL model) and GPCM

Functions to ease the application of various forms of computer adaptive tests.

Supplementary code to the paper "Computational methods for Bayesian semiparametric Item Response Theory models"

Repositorio con el material del taller "Introducción a la Modelización Psicómetrica con IRT usando R" dictado por Dr. Ramsés Vázquez Lira en el Instituto Nacional para la Evaluación Educativa (INEE) como parte de la clase "Seminario de Medición y Evaluación en Educación" impartida en conjunto con la Facultad de Psicología, UNAM. Auxiliar: Josué …

A R package to fit IRT model (1PL, 2PL, GRM, PRM) in Generalized Linear Mixed Modeling (GLMM) framework

Examining the psychometric properties of the survey items based on the responses from the patients. IRT models (graded response model, GRMs), CFA, and EFA were used for analysis

Analysis of the RASI data using a Bayesian IRT

regDIF: Regularized Differential Item Functioning

Code for exam simulation app in R Shiny.

A Wald statistic for group-level cheating detection

tmt package for the application of the conditional maximum likelihood (CML) estimation in multistage designs