statsmodels.discrete.count_model.GenericZeroInflated.score_obs

method

GenericZeroInflated.score_obs(params)[source]

Generic Zero Inflated model score (gradient) vector of the log-likelihood

Parameters
paramsarray-like

The parameters of the model

Returns
scorendarray, 1-D

The score vector of the model, i.e. the first derivative of the loglikelihood function, evaluated at params