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A/B testing
Compare a metric across two groups. Math is exact — Welch's t-test on means (continuous) or chi-square on rates (binary). Verdict respects multi-metric correction. Reality-leak guardrails included.
Compare a metric across two groups. Math is exact — Welch's t-test on means (continuous) or chi-square on rates (binary). Verdict respects multi-metric correction. Reality-leak guardrails included.