Test Management Articles — Atticus Li

Atticus Li

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Test Management

Articles exploring test-management through the lens of behavioral science and experimentation. Practical frameworks for growth leaders who measure in revenue, not vanity metrics.

2 articles

ab-testing Mar 31, 2026 10 min read

When to Stop an A/B Test: A Framework That Protects Your Data

Most teams stop A/B tests for the wrong reasons. This framework gives you four conditions to verify before calling a test — and explains the peeking problem, sequential testing, and what 'results stabilized' actually means.

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optimizely Mar 31, 2026 10 min read

When to Stop an A/B Test: Stopping Rules That Won't Wreck Your Data

Stopping an A/B test at the wrong time — too early or too late — is one of the most expensive mistakes in experimentation. Here are the rules that mature testing programs actually use.

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