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scikits.statsmodels.genmod.families.family.Gaussian.deviance

Gaussian.deviance(Y, mu, scale=1.0)[source]

Gaussian deviance function

Parameters :

Y : array-like

Endogenous response variable

mu : array-like

Fitted mean response variable

scale : float, optional

An optional scale argument

Returns :

deviance : float

The deviance function at (Y,mu) as defined below.

Notes

deviance = sum((Y-mu)**2)

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