The CumulativeStdDev function calculates the standard deviation of a column up to and including the current row value.
- [Column] (required) - The column of numbers to evaluate the cumulative standard deviation.
Cumulative functions depend on the order of the given column. If you change the sorting you will change the result.
A table contains the monthly revenue of a store. The CumulativeStdDev function can be used to find the standard deviation up to and including the current month.