Greek Small Letter Sigma

σ
Symbol Format Data
σ Code Point
U+03C3
TeX
\sigma
SVG
Symbol Table

Usage

The Greek letter (sigma) is used in statistics to represent the standard deviation of a population.

Related

capital sigma

The capital Greek letter Σ (Sigma) is used in algebra to represent the summation operator.

Links

Standard Deviation

The standard deviation formula calculates the standard deviation of population data. The standard deviation value is denoted by the symbol σ (sigma) and measures how far the data is distributed around the population's mean.