Even more relevant, Evan Miller has an article on this exact topic (using Bayesian statistics to calculate ratings) that goes into further detail than the origi

Even more relevant, Evan Miller has an article on this exact topic (using Bayesian statistics to calculate ratings) that goes into further detail than the original article: https://www.evanmiller.org/bayesian-average-ratings.html https://www.evanmiller.org/bayesian-average-ratings.html