\name{ex13.71}
\alias{ex13.71}
\docType{data}
\title{data from exercise 13.71}
\description{
The \code{ex13.71} data frame has 32 rows and 7 columns.
}
\format{
This data frame contains the following columns:
\describe{
\item{Obs}{
a numeric vector
}
\item{pdconc}{
a numeric vector
}
\item{niconc}{
a numeric vector
}
\item{pH}{
a numeric vector
}
\item{temp}{
a numeric vector
}
\item{currdens}{
a numeric vector
}
\item{pallcont}{
a numeric vector
}
}
}
%\details{}
\source{
  Devore, J. L. (2003) \emph{Probability and Statistics for Engineering
    and the Sciences (6th ed)}, Duxbury
}
\examples{
data(ex13.71)
}
\keyword{datasets}