pandas.core.groupby.GroupBy.var

GroupBy.var(self, ddof=1, *args, **kwargs)[source]

Compute variance of groups, excluding missing values.

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

Parameters
ddofinteger, default 1

degrees of freedom

Returns
Series or DataFrame

Variance of values within each group.

See also

Series.groupby
DataFrame.groupby
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