pandas.core.window.ewm.EWM.std

EWM.std(self, bias=False, *args, **kwargs)

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

Series.ewm

Series ewm.

DataFrame.ewm

DataFrame ewm.

pandas.core.window.ewm.EWM.mean pandas.core.window.ewm.EWM.var