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Standard Deviation Calculator

Calculate sample or population standard deviation and variance from a data set.

Separate values with commas, spaces, or new lines.

Data represents
Sample standard deviation
13.490738
from 6 values
Mean18
Variance182
Count6
Minimum4
Maximum42

About the Standard Deviation Calculator

Calculate sample or population standard deviation and variance from a data set.

It runs entirely in your browser — nothing you type is sent to a server — and the result updates as you edit the inputs. Estimates are for educational and informational purposes only; see ourdisclaimer.

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