DataFrameGroupBy.fillna(value=None, method=None, axis=None, inplace=False, limit=None, downcast=None, **kwargs)

GroupBy.var(ddof=1, *args, **kwargs)

GroupBy.head(n=5)

GroupBy.nth(n, dropna=None)

DataFrameGroupBy.rank(axis=0, method='average', numeric_only=None, na_option='keep', ascending=True, pct=False)

DataFrameGroupBy.plot Class implementing the .plot attribute for groupby objects

GroupBy.std(ddof=1, *args, **kwargs)

SeriesGroupBy.nsmallest(*args, **kwargs)

GroupBy.apply(func, *args, **kwargs)

DataFrameGroupBy.mad(axis=None, skipna=None, level=None) Return the mean absolute deviation of the values