Original data set:
[5.1, 3.5, 1.4, 0.2, 'Iris-setosa']
[4.9, 3.0, 1.4, 0.2, 'Iris-setosa']
[4.7, 3.2, 1.3, 0.2, 'Iris-setosa']
Discretized data set:
['<=5.75', '>3.05', '<=4.35', '<=1.35', 'Iris-setosa']
['<=5.75', '<=3.05', '<=4.35', '<=1.35', 'Iris-setosa']
['<=5.75', '>3.05', '<=4.35', '<=1.35', 'Iris-setosa']
