An Introduction to Covariance and Correlation

A gentle introduction to some very common measures of association

Rob Taylor, PhD
Towards Data Science
6 min readMar 25, 2023

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Photo by Richard Horvath on Unsplash

Introduction

Understanding associations between variables is crucial for building accurate models and making informed decisions. Statistics can be a messy business; full of noise and random variation. Yet, by identifying the patterns and…

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Former academic, now data professional and writer. Writing about statistics, data science, and analytics. Machine learning enthusiast and avid football fan.