\name{ex09.27} \alias{ex09.27} \docType{data} \title{data from exercise 9.27} \description{ The \code{ex09.27} data frame has 2 rows and 4 columns. } \format{ This data frame contains the following columns: \describe{ \item{Type.of.Player}{ a factor with levels \code{Advanced} \code{Intermediate} } \item{Sample.size}{ a numeric vector } \item{Sample.mean}{ a numeric vector } \item{Sample.standard.deviation}{ a numeric vector } } } \details{ } \source{ Devore, J. L. (2003) \emph{Probability and Statistics for Engineering and the Sciences (6th ed)}, Duxbury } \examples{ data(ex09.27) } \keyword{datasets}