Rigorous Reasoning

Concept · Foundations

Bayes Factor

The ratio of likelihoods under two rival hypotheses, P(E | H1) / P(E | H2), which captures how strongly evidence favors one over the other.

Why it matters

Bayesian reasoning often compares relative evidential support between hypotheses rather than single isolated probabilities.

Where this shows up

Units and lessons using this concept

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Related

Other concepts in Foundations

A, E, I, O PropositionsAccessibility RelationArgumentAtomic StatementAuthorial IntentBase RateBurden of Proof in InterpretationCalibrationCardinalityCartesian ProductCategorical PropositionCategorical Syllogism