pandas.core.window.ewm.ExponentialMovingWindow.std¶
- ExponentialMovingWindow.std(bias=False, *args, **kwargs)[source]¶
Exponential weighted moving stddev.
- Parameters
- biasbool, default False
Use a standard estimation bias correction.
- *args, **kwargs
Arguments and keyword arguments to be passed into func.
- Returns
- Series or DataFrame
Return type is determined by the caller.
See also
pandas.Series.ewm
Calling object with Series data.
pandas.DataFrame.ewm
Calling object with DataFrame data.
pandas.Series.std
Similar method for Series.
pandas.DataFrame.std
Similar method for DataFrame.