statsmodels.stats.weightstats.DescrStatsW.var_ddof¶

DescrStatsW.var_ddof(ddof=0)[ソース]¶

variance of data given ddof

Parameters:¶

ddofint, float

degrees of freedom correction, independent of attribute ddof

Returns:¶

varfloat, ndarray

variance with denominator sum_weights - ddof