Gamma.resid_anscombe()

statsmodels.genmod.families.family.Gamma.resid_anscombe

Gamma.resid_anscombe(endog, mu) [source]

The Anscombe residuals for Gamma exponential family distribution

Parameters:	endog : array Endogenous response variable mu : array Fitted mean response variable
Returns:	resid_anscombe : array The Anscombe residuals for the Gamma family defined below

Notes

resid_anscombe = 3*(endog**(1/3.)-mu**(1/3.))/mu**(1/3.)