pandas.core.groupby.GroupBy.var¶

GroupBy.var(ddof=1)[source]¶

Compute variance of groups, excluding missing values.

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.

pandas.core.groupby.GroupBy.sum pandas.core.groupby.GroupBy.tail