statsmodels.stats.weightstats.DescrStatsW.std_ddof¶

DescrStatsW.std_ddof(ddof=0)[ソース]¶

standard deviation of data with given ddof

Parameters:¶

ddofint, float

degrees of freedom correction, independent of attribute ddof

Returns:¶

stdfloat, ndarray

standard deviation with denominator sum_weights - ddof