Classification of whether a county has AP Calculus (Part 1)

I used python's Numpy to get some information about how employment, creative jobs, arts jobs, and the ratio of creative jobs and arts jobs to employment influence whether a county has AP Calculus offered within its borders.

The data was called Creative Class County Codes at Data.gov.  I used the same zip codes from the earlier project and converted them to counties by downloading a spreadsheet from UnitedStatesZipCodes.org.  The code follows: