\Header{abbey}{Determinations of Nickel Content}
\keyword{datasets}{abbey}
\begin{Description}\relax
A numeric vector of 31 determinations of nickel content (ppm) in
a Canadian syenite rock.
\end{Description}
\begin{Usage}
\begin{verbatim}
data(abbey)
\end{verbatim}
\end{Usage}
\begin{Source}\relax
S. Abbey (1988) \emph{Geostandards Newsletter} \bold{12}, 241.
\end{Source}
\begin{References}\relax
Venables, W. N. and Ripley, B. D. (2002)
\emph{Modern Applied Statistics with S.} Fourth edition.  Springer.
\end{References}

