Standard Deviation & Variance Calculator

Calculate sample standard deviation (s), population standard deviation (σ), and sample/population variance.

Sample Standard Deviation (s)
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Divided by n - 1 (Bessel's correction)
Population Standard Deviation (σ)
4.8990
Divided by N (full population)

How to Use

  1. Enter the enter numbers.
  2. Select Standard Deviation to view the sample standard deviation (s) and population standard deviation (σ).