petal_length
5.7
4.5
5.8
5.1
6.2
6.1
5.3
5.7
6.4
5.2
5.7
6.7
5.8
5.6
5.6
5.3
6.1
5.7
5.4
5.7
5.0
5.4
5.6
5.8
5.6
5.1
5.7
4.9
5.5
6.2
5.6
6.8
6.1
4.5
6.5
5.8
5.8
5.9
5.5
5.7
6.6
6.0
5.7
6.3
5.8
6.0
5.3
5.4
6.2
5.9