Bayes' Theorem Calculator
Free calculate conditional probability using bayes' theorem for statistical inference. Get instant, accurate results with our easy-to-use calculator.
Probability Inputs
Probability of event A occurring
Probability of B given A
Probability of B given not A
Bayes' Theorem Results
Enter probabilities to calculate results
About Bayes' Theorem
Formula
- • P(A|B) = P(B|A) × P(A) / P(B)
- • Updates prior beliefs
- • Incorporates new evidence
- • Foundation of Bayesian statistics
Applications
- • Medical diagnosis
- • Spam filtering
- • Machine learning
- • Risk assessment