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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 = log(endog/mu)/sqrt(mu)

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