JD Tech Talk
Jun 12, 2025 · Product Management
How to Tackle Outliers in Internet A/B Experiments: Methods, Pitfalls, and Practical Tips
This article explores why outliers appear in large‑scale internet A/B tests, explains their impact on experiment precision, compares traditional trim and winsorize techniques, reviews a range of statistical and machine‑learning detection methods, and offers practical recommendations for handling them in product experiments.
A/B testingexperiment designoutlier detection
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