Loglikelihood function for inverse Gaussian distribution.
endog : array-like
Endogenous response variable
mu : array-like
Fitted mean response variable
scale : float, optional
The default is 1.
llf : float
The value of the loglikelihood function evaluated at (endog,mu,scale) as defined below.
Notes
statsmodels.genmod.families.family.InverseGaussian.fitted
statsmodels.genmod.families.family.InverseGaussian.predict
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