\HeaderA{dat}{Simulated gene expression data.}{dat}
\keyword{datasets}{dat}
\begin{Description}\relax
This data set is a simulated gene expression matrix "dat" with 1000
genes and 50 arrays.
\end{Description}
\begin{Usage}
\begin{verbatim}dat\end{verbatim}
\end{Usage}
\begin{Format}\relax
matrix
\end{Format}

