Victor Lei's Articles

Reducing A/B test measurement variance by 30%+

Victor Lei posted April 11, 2019
As a data-driven company, A/B testing is a powerful tool that is leveraged at TripAdvisor in order to ensure we are making decisions which are driving real incremental change. A key challenge is that getting sufficient sensitivity for these tests can be difficult due to the high variation observed in some metrics. Decreasing measurement variance is especially important given the size and popularity of TripAdvisor where even a very small…
Full Article