ClickHouse/docs/en/sql-reference/aggregate-functions/reference/stddevsamp.md
2022-04-09 07:34:21 -06:00

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stddevSamp

The result is equal to the square root of varSamp.

:::note
This function uses a numerically unstable algorithm. If you need numerical stability in calculations, use the stddevSampStable function. It works slower but provides a lower computational error. :::