scikits.statsmodels.family.family.NegativeBinomial.deviance

NegativeBinomial.deviance(Y, mu, scale=1.0)
Parameters:

Y : array-like

Endogenous response variable

mu : array-like

Fitted mean response variable

scale : float, optional

An optional scale argument

Returns:

deviance : float

Deviance function as defined below

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