# Skewness

## English

### Noun

Skewness (uncountable)
1. The property of being skew.
2. (statistics) A measure of the asymmetry of the probability distribution of a real-valued random variable; is the third standardized moment, defined as $\scriptstyle\gamma_1 = \frac{\mu_3}{\sigma^3}, \!$ where $\mu_3$ is the third moment about the mean and $\sigma$ is the standard deviation.