Installing pydot for the challenges:

Note: Uninstall pydot if you already installed it but it's not working

pip uninstall pydot

Otherwise, you can start here:

pip uninstall pyparsing

pip install -Iv
https://pypi.python.org/packages/source/p/pyparsing/pyparsing-1.5.7.tar.gz#md5=9be0fcdcc595199c646ab317c1d9a709

pip install pydot

brew install graphviz

Tree / Forest Challenges

Challenge 1

For the house representatives data set, fit and plot a decision tree classifier

Challenge 2

Fit and draw a decision tree classifier for your movie dataset

Tackle the Titanic Survivors kaggle competition with decision trees. Look at your splits, how does your tree decide?