(NO SPOILERS – just useful links)
‘Statistical Analysis‘ and ‘Data Modeling‘
Pandas:
Book on Pandas: Python for Data Analysis – Data Wrangling with Pandas, NumPy, and IPython
Scikit Label Encoder:
http://scikit-learn.org/stable/modules/generated/sklearn.preprocessing.LabelEncoder.html
Scikit OneHotEncoder:
http://scikit-learn.org/stable/modules/generated/sklearn.preprocessing.OneHotEncoder.html