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

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