\name{ex11.34} \alias{ex11.34} \docType{data} \title{data from exercise 11.34} \description{ The \code{ex11.34} data frame has 36 rows and 4 columns. } \format{ This data frame contains the following columns: \describe{ \item{Sales}{ a numeric vector } \item{store}{ a numeric vector } \item{week}{ a numeric vector } \item{shelf}{ a numeric vector } } } \details{ } \source{ Devore, J. L. (2003) \emph{Probability and Statistics for Engineering and the Sciences (6th ed)}, Duxbury } \examples{ data(ex11.34) } \keyword{datasets}