data-validation

Pre-delivery QA checklist, common data analysis pitfalls, result sanity checking, and documentation standards for reproducibility.

Run through this checklist before sharing any analysis with stakeholders.

The problem: A many-to-many join silently multiplies rows, inflating counts and sums.

在与利益相关者分享之前对分析进行质量检查——方法检查、准确性验证和偏差检测。在检查错误分析、检查生存偏差、验证聚合逻辑或准备可重复性文档时使用。 来源：anthropics/knowledge-work-plugins。