statsmodels.othermod.betareg.BetaModel.score¶ BetaModel.score(params)[source]¶ Returns the score vector of the log-likelihood. http://www.tandfonline.com/doi/pdf/10.1080/00949650903389993 Parameters:¶ paramsndarrayParameter at which score is evaluated. Returns:¶ scorendarrayFirst derivative of loglikelihood function.