Activity

Participants generate a synthetic dataset, build the response matrix, train Beta4-IRT, inspect abilities and item parameters, and generate ICCs.

Notebook

• Activity notebook: 03_02_activities.ipynb
• Goal: inspect the individual item and connect the practical workflow back to the theory

What Participants Should Do

• generate a synthetic dataset;
• produce the response matrix;
• fit the Beta4 model;
• inspect ability, difficulty, discrimination, and ICCs.