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Calculates the moving standard deviation of values within a specified window of rows relative to the current row. Category: window Syntax: 
MovingStdDev([column], window_start, window_end)
Returns: Float Context Filtering: ✓ Yes

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Parameters

NameTypeRequiredDescription
columncolumn✓ YesThe numeric column to calculate moving standard deviation for
window_startinteger✓ YesThe number of rows before the current row to include in the window (negative value)
window_end✗ NointegerThe number of rows after the current row to include in the window (positive value). Defaults to 0.
Allowed Column Types for column: INT, FLOAT, DECIMAL, NUMBER

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Validation

  • Minimum parameters: 2
  • Maximum parameters: 3

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Examples

MovingStdDev([Sales], -6, 0)
Returns the standard deviation of sales in a 7-day rolling window (current row and 6 previous rows). 
MovingStdDev([Response_Time], -29, 0)
Calculates a 30-day moving standard deviation of response times, useful for tracking variability over time. 
MovingStdDev([Stock_Returns], -19, 0)
Calculates a 20-day rolling volatility (standard deviation) for stock returns.
  • CumulativeStdDev - Calculates cumulative standard deviation from the first row
  • MovingVariance - Calculates moving variance with a window
  • StDev - Returns the overall standard deviation
  • MovingAvg - Calculates moving average with a window
Last modified on March 13, 2026