Robuta

https://www.mongodb.com/docs/manual/reference/operator/aggregation/stddevsamp/ $stdDevSamp (accumulator operator) - Database Manual - MongoDB Docs Calculate the sample standard deviation of input values using `$stdDevSamp` in various aggregation stages, ignoring non-numeric values. operator database accumulator manual mongodb docs https://www.mongodb.com/es/docs/v7.0/reference/operator/aggregation/stddevsamp/ $stdDevSamp (operador acumulador) - Manual de base de datos v7.0 - Docs de MongoDB de base operador acumulador manual https://www.mongodb.com/pt-br/docs/v4.4/reference/operator/aggregation/stddevsamp/ $stdDevSamp (aggregation) - MongoDB Manual v4.4 - MongoDB Docs aggregation mongodb manual docs https://www.mongodb.com/es/docs/v4.4/reference/operator/aggregation/stddevsamp/ $stdDevSamp (aggregation) - MongoDB Manual v4.4 - MongoDB Docs aggregation mongodb manual docs