# Cochran–Mantel–Haenszel statistics

> test used in the analysis of stratified or matched categorical data

**Wikidata**: [Q5139458](https://www.wikidata.org/wiki/Q5139458)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Cochran–Mantel–Haenszel_statistics)  
**Source**: https://4ort.xyz/entity/cochran-mantel-haenszel-statistics