---
title: "Put uncertainty around an evaluation score"
description: "Turn eval passes and sample size into a Wilson confidence interval, then check whether an apparent gain clears the uncertainty."
canonical_url: "https://fanout.sh/labs/eval-confidence"
md_url: "https://fanout.sh/labs/eval-confidence.md"
access: "public"
---

# Put uncertainty around an evaluation score

Turn eval passes and sample size into a Wilson confidence interval, then check whether an apparent gain clears the uncertainty.

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