### Navigation

- index
- modules |
- next |
- previous |
- pandas 0.13.1 documentation »
- API Reference »

# pandas.expanding_quantile

`pandas.``expanding_quantile`(arg, quantile, min_periods=1, freq=None, center=False, time_rule=None)

  Expanding quantile

  Parameters : | arg : Series, DataFrame quantile : 0 <= quantile <= 1 min_periods : int Minimum number of observations in window required to have a value freq : None or string alias / date offset object, default=None Frequency to conform to before computing statistic center : boolean, default False Whether the label should correspond with center of window time_rule : Legacy alias for freq
  Returns : | y : type of input argument

### Navigation

- index
- modules |
- next |
- previous |
- pandas 0.13.1 documentation »
- API Reference »