statsmodels.othermod.betareg.BetaModel.get_distribution_params

BetaModel.get_distribution_params(params, exog=None, exog_precision=None)

Return distribution parameters converted from model prediction.

Parameters:

• params (array_like) – The model parameters.

• exog (array_like) – Array of predictor variables for mean.

• exog_precision (array_like) – Array of predictor variables for mean.

Returns:

(alpha, beta) – Parameters for the scipy distribution to evaluate predictive distribution.

Return type:

tuple of ndarrays