> From a Bayesian perspective the answer is “early peeking is fine”. That’s definitely not true. Early peeking increases your type I error rate, even with Baye

> From a Bayesian perspective the answer is “early peeking is fine”. That’s definitely not true. Early peeking increases your type I error rate, even with Bayesian methods. For a full explanation see http://varianceexplained.org/r/bayesian-ab-testing/ http://varianceexplained.org/r/bayesian-ab-testing/