\name{ex15.30} \alias{ex15.30} \docType{data} \title{data from exercise 15.30} \description{ The \code{ex15.30} data frame has 5 rows and 4 columns. } \format{ This data frame contains the following columns: \describe{ \item{Treatment.I}{ a numeric vector } \item{Treatment.II}{ a numeric vector } \item{Treatment.III}{ a numeric vector } \item{Treatment.IV}{ a numeric vector } } } \details{ } \source{ Devore, J. L. (2003) \emph{Probability and Statistics for Engineering and the Sciences (6th ed)}, Duxbury } \examples{ data(ex15.30) } \keyword{datasets}