Bayesian analysis of the 'Facial Feedback Hypothesis'

How to build a hierarchical model in PyMC3 with a mixture of centered and non-centered parameterizations to avoid the dreaded funnel degeneracies.

Modeling the standard curve of a standard dilution experiment with Stan as presented in Bayesian Data Analysis by Gelman et al.

I present a breif take on Dr. Silge’s Uncanny X-Men analysis using Bayesian methods.