dask.dataframe.groupby.DataFrameGroupBy.var

DataFrameGroupBy.var(ddof=1, split_every=None, split_out=1)

Compute variance of groups, excluding missing values.

This docstring was copied from pandas.core.groupby.groupby.GroupBy.var.

Some inconsistencies with the Dask version may exist.

For multiple groupings, the result index will be a MultiIndex.

Parameters
ddofint, default 1

Degrees of freedom.

Returns
Series or DataFrame

Variance of values within each group.

See also

Series.groupby

Apply a function groupby to a Series.

DataFrame.groupby

Apply a function groupby to each row or column of a DataFrame.