# Standard Deviation

*Risk & Portfolio — Finicade finance glossary*

How spread out a set of numbers is around their average — in finance, the standard measure of volatility. A bigger standard deviation means wider swings and more uncertainty about the outcome.

**Related terms:** [Variance](https://finicade.com/glossary/variance), [Volatility](https://finicade.com/glossary/volatility), [Normal Distribution](https://finicade.com/glossary/normal-distribution)

**Taught in:** Math Masters — Expected Value & Variance

Source: https://finicade.com/glossary/standard-deviation