Bayesian A/B Test Calculator

Quantify decision risk and success probability through Bayesian inference and Monte Carlo simulations.

Variants

Name
Visitors
Conversions
Name
Visitors
Conversions
Duration
Import Data

Required columns: Variant, Visitors, Conversions · Optional: Start_Date, End_Date.

Statistical engine: Empirical Prior · Expected Loss (ROPE) · 95% HDI · 100K MC simulations · Adaptive stopping