declares statistical model Bayesian model adapted from several sources: Oxford Dictionary of Statistics: 10.1093/acref/9780199541454.001.0001 http://www.scholarpedia.org/article/Bayesian_statistics https://stats.stackexchange.com/questions/129017/what-exactly-is-a-bayesian-model Philippe Rocca-Serra a Bayesian model is a statistical model where inference is based on using Bayes theorem to obtain a posterior distribution for a quantity (or quantities) of interest for some model (such as parameter values) based on some prior distribution for the relevant unknown parameters and the likelihood from the model. prior probability distribution ready for release