Usage:

data(iris)

Format:

Data frame with species, petal.wid, petal.len, sepal.wid, sepal.len.

Description:

Four measurements on each of fifty flowers of two species of iris (Versicolor and Virginica) -- A classification dataset. Fisher's original dataset contained a third species (Setosa) which is trivially seperable.

Source:

Fisher (1936). Reproduced in Andrews and Herzberg (1985) Chapter 1.

References:

Andrews, D. F. and Herzberg, A. M. (1985). Data. Springer-Verlag.

Fisher, R. A. (1936). The Use of Multiple Measurements in Taxonomic Problems. Annals of Eugenics 7, Part II. 179-188.

Key Words:

datasets