Main Entry: Bayes·ian

Pronunciation: \ˈbā-zē-ən, -zhən\

Function: adjective

Date: 1956

: being, relating to, or involving statistical methods that assign probabilities or distributions to events (as rain tomorrow) or parameters (as a population mean) based on experience or best guesses before experimentation and data collection and that apply Bayes' theorem to revise the probabilities and distributions after obtaining experimental data