Dr. Juan Camilo Orduz · Feb 3, 2026
Fixed and Random Effects Models: A Simulated Study
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In this notebook we reproduce the fantastic material from the video Statistical Rethinking 2026 Lecture B04 - Group-level confounding and intro to social networks by Richard McElreath. This is a great video to understand the difference between fixed and random effects models. It is a must watch! Here we use PyMC to fit the models and compare the results. 
 
 
 
 
 
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