Math and statistics
Standard deviation calculator
Summarise a numeric data set, distinguishing population and sample standard deviation.
About standard deviation calculator
Summarise a numeric data set, distinguishing population and sample standard deviation.
Use consistent units and verify assumptions. Financial and engineering calculations depend on supplied inputs.
Before you start
- Keep a copy of your original numbers.
- Decide the output and options you need for standard deviation calculator.
- This page will show its working controls when the tool becomes available.
Inputs and options
| Input | Details |
|---|---|
| Numbers separated by commas | Text entered directly |
Limits and file privacy
Check the result before using it.
This browser engine processes your input locally. Input and output contents are not saved to your recent-tools list.
Questions about standard deviation calculator
Can I use standard deviation calculator now?
This tool is coming soon. Its controls will appear here when it opens.
Does this change my original input?
The browser engine produces a separate result. Keep your original and download the output only after review.
What should I check in the output?
Use consistent units and verify assumptions. Financial and engineering calculations depend on supplied inputs.