Sample Data Sets


Iris Data

The Iris data set is Fisher’s iris data (Fisher, 1936). Sepal and petal size were measured for 50 specimens from each of three species of iris. There is one observation per specimen.

The following list describes each variable.

sepallen

sepal length, in millimeters

sepalwid

sepal width, in millimeters

petallen

petal length, in millimeters

petalwid

petal width, in millimeters

species

species of iris