statsmodels.emplike.descriptive.DescStatUV.test_skew¶ DescStatUV.test_skew(skew0, return_weights=False)[source]¶ Returns -2 x log-likelihood and p-value for the hypothesized skewness. Parameters skew0floatSkewness value to be tested return_weightsboolIf True, function also returns the weights that maximize the likelihood ratio. Default is False. Returns test_resultstupleThe log-likelihood ratio and p_value of skew0