statsmodels.multivariate.factor.Factor.score¶ Factor.score(par)[source]¶ Evaluate the score function (first derivative of loglike). Parameters parndarray or tuple of 2 ndarray’sThe model parameters, either a packed representation of the model parameters or a 2-tuple containing a k_endog x n_factor matrix of factor loadings and a k_endog vector of uniquenesses. Returns ndarrayThe score function evaluated at par.