Added files automatically created by RStudio for the project.
Added scprit to download the ENADE 2011 data.
Added the function to read the downloaded ENADE 2011 data.
Added the function to extract from the ENADE 2011 data, only the data for a selected course and institution.
Added the script to use the functions and perform the analysis.
Added the script to perform the data analysis using the functions created.