\Header{mcycle}{Data from a Simulated Motorcycle Accident}
\keyword{datasets}{mcycle}
\begin{Description}\relax
A data frame giving a series of measurements of head acceleration
in a simulated motorcycle
accident, used to test crash helmets.
\end{Description}
\begin{Usage}
\begin{verbatim}
data(mcycle)
\end{verbatim}
\end{Usage}
\begin{Format}\relax
\describe{
\item[\code{times}] in milliseconds after impact

\item[\code{accel}] in g
}
\end{Format}
\begin{Source}\relax
Silverman, B. W. (1985) Some aspects of the spline smoothing approach to
non-parametric curve fitting.
\emph{Journal of the Royal Statistical Society series B} \bold{47}, 1--52.
\end{Source}
\begin{References}\relax
Venables, W. N. and Ripley, B. D. (1999)
\emph{Modern Applied Statistics with S-PLUS.} Third
Edition. Springer.
\end{References}

