Calculatorers / Math / Standard Deviation

σ

Standard Deviation Calculator

Spread of a data set: variance and std. deviation.

Separate with commas or spaces.

Result

Enter your data set to find spread and variance.

Related calculators

Percentage%
Find a percent of a number, or what percent one is of another.
Fraction½
Add, subtract, multiply or divide fractions.
Quadratic Equationx²
Roots of ax² + bx + c = 0, step by step.
Average / Meanx̄
Mean, median and mode of a list of numbers.