RailsConf 2021: How to A/B test with confidence - Frederick Cheung

A/B tests should be a surefire way to make confident, data-driven decisions about all areas of your app - but it's really easy to make mistakes in their setup, implementation or analysis that can seriously skew results! After a quick recap of the fundamentals, you'll learn the procedural, technical and human factors that can affect the trustworthiness of a test. More importantly, I'll show you how to mitigate these issues with easy, actionable tips that will have you A/B testing accurately in no time!