Meituan Technology Team

Jun 5, 2025 · Fundamentals

Unlocking Randomized Experiments: Advanced Techniques to Boost Test Power

This comprehensive guide explores the fundamentals of randomized controlled experiments, discusses classic RCT designs and their limitations, and presents advanced methods such as CUPED variance reduction, stratified, paired, and covariate‑adaptive randomization, as well as spill‑over modeling and random saturation designs to improve experimental power and reliability.