MixedLM.get_scale()

statsmodels.regression.mixed_linear_model.MixedLM.get_scale

MixedLM.get_scale(fe_params, cov_re) [source]

Returns the estimated error variance based on given estimates of the slopes and random effects covariance matrix.

Parameters:	fe_params : array-like The regression slope estimates cov_re : 2d array Estimate of the random effects covariance matrix (Psi).
Returns:	scale : float The estimated error variance.