https://abintegrity.com/blog/ Essays on honest ecommerce experimentation. en Sun, 19 Jul 2026 18:00:00 GMT https://abintegrity.com/blog/does-bayesian-ab-testing-fix-peeking https://abintegrity.com/blog/does-bayesian-ab-testing-fix-peeking Sun, 19 Jul 2026 18:00:00 GMT "Our platform is Bayesian, so checking early is fine." A simulation of 20,000 tests between two identical pages shows a default flat prior calls a fake winner 31.7% of the time after fifty peeks. https://abintegrity.com/blog/questions-to-ask-before-you-believe-an-ab-test https://abintegrity.com/blog/questions-to-ask-before-you-believe-an-ab-test Sat, 11 Jul 2026 18:00:00 GMT The deck says +23%. Seven questions that separate real wins from lucky ones, with what good and bad answers sound like. https://abintegrity.com/blog/how-much-traffic-do-you-need-to-ab-test https://abintegrity.com/blog/how-much-traffic-do-you-need-to-ab-test Sun, 05 Jul 2026 18:00:00 GMT At 10,000 visitors a month, detecting a 10% lift takes 56 weeks. The arithmetic to run before any test, and what actually works at small-store traffic.