---
title: "Non-parametric “tests”"
description: "Really \"non-parametric statistical methods\". Statistical methods that don't rely on assumptions about population distributions, examples include the Mann-Whitney/Wilcoxon tests, Spearman and Kendall correlation coefficients. See [parametric tests](https://www.psyctc.org/psyctc/glossary2/parametric-tests/) for detail. #### Dates Added 22.viii.23."
url: "https://www.psyctc.org/psyctc/glossary2/non-parametric-tests/"
updated: "2023-08-22"
category: All OM book glossary entries
---

# Non-parametric “tests”

Really "non-parametric statistical methods". Statistical methods that don't rely on assumptions about population distributions, examples include the Mann-Whitney/Wilcoxon tests, Spearman and Kendall correlation coefficients. See [parametric tests](https://www.psyctc.org/psyctc/glossary2/parametric-tests/) for detail.

#### Dates

Added 22.viii.23.