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Home CalculatorsStandard Deviation Calculator — Sample & Population Variance

Standard Deviation Calculator — Sample & Population Variance

Calculate standard deviation, variance, and mean for any dataset. Supports both sample (s) and population (σ) formulas. Free online statistical calculator.

STANDARD DEVIATION CALCULATOR

Enter dataset (numbers separated by commas or spaces):

Sample (s)

Standard Deviation

5.2372

Variance (s²)

27.4286

Population (σ)

Standard Deviation

4.899

Variance (σ²)

24

Count (N)

8

Mean (μ)

18