\name{ex15.13} \alias{ex15.13} \docType{data} \title{data from exercise 15.13} \description{ The \code{ex15.13} data frame has 10 rows and 2 columns. } \format{ This data frame contains the following columns: \describe{ \item{Orange.J}{ a numeric vector } \item{Ascorbic}{ a numeric vector } } } \details{ } \source{ Devore, J. L. (2003) \emph{Probability and Statistics for Engineering and the Sciences (6th ed)}, Duxbury } \examples{ data(ex15.13) } \keyword{datasets}