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Table 3From “What is an A/B test? randomized controlled trials, statistical power, and governance”

Guardrail Metric Verification and Downstream Economic Translation

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Table 3Guardrail Metric Verification and Downstream Economic Translation

Metric CategoryMetric NameControl (Variant A)Treatment (Variant B)Statistical VerdictOperational Status
Primary OEC21-Day Checkout Conversion Rate2.500%2.900%$p = 0.0025$, Lift: +16.0%Statistically Significant WIN
Guardrail 1Page Load Latency (p95)480 ms465 ms$p = 0.12$, Neutral (-15ms)PASS: No latency penalty
Guardrail 2Credit Card Gateway Decline Rate3.20%3.15%$p = 0.74$, NeutralPASS: Payment hygiene intact
Guardrail 3Onboarding Ticket Escalation Rate4.80%5.10%$p = 0.41$, NeutralPASS: Support queue stable
Downstream 1Day-30 User Activation Rate64.2%63.8%$p = 0.68$, NeutralPASS: Healthy cohort quality

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Source: Table from this essay. Sources and interpretation are given in the article.

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APA 7

Isoglu, S. (2026). Guardrail Metric Verification and Downstream Economic Translation [Table]. isoglu.com. https://isoglu.com/insights/exhibits/isoglu-2026-what-is-an-ab-test-fig05/

BibTeX
@misc{isoglu-2026-what-is-an-ab-test-fig05,
  author = {Isoglu, Sinan},
  title = {{Guardrail Metric Verification and Downstream Economic Translation}},
  year = {2026},
  howpublished = {Table 3, isoglu.com},
  url = {https://isoglu.com/insights/exhibits/isoglu-2026-what-is-an-ab-test-fig05/},
  note = {From the essay {What is an A/B test? randomized controlled trials, statistical power, and governance}}
}
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