Also shows variance for stats homework and data checks.
Standard Deviation
Calculate sample or population standard deviation and variance from a number list.
Standard deviation
5.237229
Mean18.000000
Variance27.428571
Count8
Steps
- Paste numbers
- Choose sample/population
- Read mean and σ
Related
FAQ
Are results official?
No—quick estimates only.
Is data saved?
No. Calculations run in your browser.