R/dataset-iris_dataset.R

In dataset: Create Data Frames that are Easier to Exchange and Reuse

#' @title Edgar Anderson's Iris Data
#'
#' @description This famous (Fisher's or Anderson's) iris data set gives the measurements in
#' centimetres of the variables sepal length and width and petal length and
#' width, respectively, for 50 flowers from each of 3 species of iris.
#' The species are \emph{Iris setosa}, \emph{versicolor}, and \emph{virginica}.
#' This is a replication of \code{datasets::\link[datasets:iris]{iris}} as
#' \emph{dataset} s3 class.
#'
#' @details See \code{datasets::\link[datasets:iris]{iris}} for details.
#'
#' @format
#' iris is a data frame with 150 cases (rows) and 6 variables (columns) named
#' rowid, Sepal.Length, Sepal.Width, Petal.Length, Petal.Width, and Species.
#' @references
#' Becker, R. A., Chambers, J. M. and Wilks, A. R. (1988) The New S Language.
#' Wadsworth & Brooks/Cole.
#' @source
#' Fisher, R. A. (1936) The use of multiple measurements in taxonomic problems.
#' Annals of Eugenics, \strong{7}, Part II, p179–188.
#'
#' The data were collected by Anderson, Edgar (1935).
#' The irises of the Gaspe Peninsula,
#' Bulletin of the American Iris Society, \strong{59},
#' \href{https://www.biodiversitylibrary.org/item/270486#page/344/mode/1up}{2–5}.
"iris_dataset"