Data cleaning

[cschubert29]

• [x] Clean and combine 50 juvenile arrest files into one dataframe @cschubert29
• [x] Inspect and clean funding files as needed (districts.csv, states.csv.) @lsantana91
• [x] Inspect and clean state school performance file as needed (naep.csv) @psosa1993
• [ ] Merge state school funding data (states.csv) with state juvenile arrest dataset @psosa1993
• [ ] Then merge with state school performance file (naep.csv) @psosa1993

[cschubert29]

• [ ] Review state juvenile arrests dataframe and try to obtain missing data @cschubert29