Meituan Technology Team
May 22, 2025 · Fundamentals
Unlocking AB Testing: Core Statistical Principles Behind Reliable Experiments
This article explains the statistical foundations of AB testing, covering the Rubin causal model, SUTVA and randomization assumptions, parameter and confidence‑interval estimation, hypothesis‑testing procedures, and essential limit theorems such as the law of large numbers and the central limit theorem.
AB testingcausal inferencehypothesis testing
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