pandas.core.window.EWM.var — pandas 0.24.0rc1 documentation (original) (raw)
EWM. var(bias=False, *args, **kwargs)[source]¶
Exponential weighted moving variance.
| Parameters: | bias : bool, 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.