statsmodels.genmod.families.family.InverseGaussian.resid_anscombe

InverseGaussian.resid_anscombe(endog, mu)[source]

The Anscombe residuals for the inverse Gaussian distribution

Parameters:

endog : array

Endogenous response variable

mu : array

Fitted mean response variable
Returns:

resid_anscombe : array

The Anscombe residuals for the inverse Gaussian distribution as defined below

Notes

resid\_anscombe_i = \log(Y_i / \mu_i) / \sqrt{\mu_i}