\Header{df.residual}{Residual Degrees-of-Freedom}
\keyword{models}{df.residual}
\keyword{regression}{df.residual}
\begin{Usage}
\begin{verbatim}
df.residual(x, ...)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\texttt{x}] an object for which the degrees-of-freedom are desired.
\item[\texttt{...}] additional optional arguments.
\end{ldescription}
\end{Arguments}
\begin{Value}
The value of the residual degrees-of-freedom
extracted from the object \texttt{x}.

This is a generic function which can be used to extract
residual degrees-of-freedom for fitted models.
Consult the individual modeling functions for details
details on how to use this function

There is no default method for this function.\end{Value}
\begin{SeeAlso}
\texttt{\Link{deviance}}, \texttt{\Link{glm}}, \texttt{\Link{lm}}.\end{SeeAlso}

