lenjb

Results 4 issues of lenjb

in the tree visualization, we are using the wrong dataset so it's only classifying 2 types of penguins and not all three that we have in the data

Doing normalization without dropping NaN values should return an error in the challenge but it doesn't

there is a typo in the title which reads as kernal not kernel

fix typo under 'When to use each package' for pandas: "ideal for customization"