# Regression

*Math & Statistics — Finicade finance glossary*

Fitting a line (or curve) through data to describe how one thing moves with another — the workhorse behind estimating a stock's beta. The slope is the relationship; how tightly the points hug the line tells you how much to trust it.

**Related terms:** [Correlation](https://finicade.com/glossary/correlation), [Beta](https://finicade.com/glossary/beta), [Covariance](https://finicade.com/glossary/covariance)

Source: https://finicade.com/glossary/regression