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Standard Deviation Calculator

Calculate sample or population standard deviation from a data set.

Preparing Standard Deviation Calculator
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Input
Paste a number list and choose sample or population standard deviation. You will see the result first and the step-by-step solution below.
Input summary
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Step by Step Calculation

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Step by step calculation shows here
Calculate first and the full working will appear below automatically.

How to use Standard Deviation Calculator

Enter the values you know, tap Calculate to see the result first, then review the optional step-by-step solution below.

What this calculator is for

Paste a number list and choose sample or population standard deviation.

Tips

  • Use clean numbers and symbols so the solver reads them correctly.
  • For lists, separate numbers with commas, spaces, or new lines.
  • For matrices, put each row on a new line.

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