Free Online Standard Deviation
Sample or population standard deviation. Use Standard Deviation free on sbtwork. Everything runs in your browser so your files and text stay on this device.
Count
6
- Mean
- 18
- Population variance σ²
- 151.6666667
- Sample variance s²
- 182
- Population SD σ
- 12.31530213
- Sample SD s
- 13.49073756
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Tasks
Run the calculation
Enter the inputs and read the result card.
How to use
- Open the tool.
- Fill in the fields.
- Read the result (updates as you type).
FAQ
What does Standard Deviation do?
Sample or population standard deviation.
How do I run the calculation?
Enter the inputs and read the result card.
How do I use Standard Deviation?
Open the tool. Fill in the fields. Read the result (updates as you type).
Is my data private?
Yes. Work stays in your browser. Content is not sent to a server to run the tool.