PowerPoint Presentation
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Tribute to Sir Ronald Aylmer Fisher
R. A. Fisher
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R. A. Fisher
Statistician
Evolutionary Biologist
Geneticist
The Iris flower data set or Fisher’s Iris data set
Sepal Length, Sepal Width, Petal L, Petal W, Species
The morphologic variation of Iris flowers of three related species.
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The Fisher’s Iris Flower Data Set
Sir Ronald Fisher (1936) as an example of discriminant analysis
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Sepal Length Sepal Width Petal Length Petal Width Class
X1 X2 X3 X4 X5
x1 6.2 3.6 4.4 1.5 Iris-Versicolor
x2 6.9 1.0 1.1 1.6 Iris-Versicolor
x3 3.3 1.6 1.4 1.5 Iris-Versicolor
x4 4.0 2.9 3.2 0.4 Iris-Setosa
x5 4.5 1.5 1.0 1.0 Iris-Versicolor
x6 4.4 2.9 5.4 0.3 Iris-Setosa
x7 4.7 1.7 5.0 0.4 Iris-Virginica
… … … … … …
x148 5.7 3.4 1.2 1.1 Iris-Setosa
x149 3.0 3.7 1.1 1.7 Iris-Virginica
x150 6.3 3.2 5.6 1.3 Iris-Virginica
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Typical Marketing/Sales Data
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