Returns the deviance of a fitted model object.
- an object for which the deviance is desired.
- additional optional argument.
This is a generic function which can be used to extract deviances for fitted models. Consult the individual modeling functions for details on how to use this function.
- The value of the deviance extracted from the object
Chambers, J. M. and Hastie, T. J. (1992) Statistical Models in S. Wadsworth & Brooks/Cole.