statsmodels.regression.mixed_linear_model.MixedLM.get_scale

MixedLM.get_scale(fe_params, cov_re, vcomp)

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

Parameters:

fe_paramsarray_like

The regression slope estimates

cov_re2d array_like

Estimate of the random effects covariance matrix

vcomparray_like

Estimate of the variance components

Returns:

scalefloat

The estimated error variance.