code: private ArrayList<String> calculateRangeFromParameters(){
          ArrayList<String>allTheValues = new ArrayList<String>();
          int minSampleSizeInteger = Integer.parseInt(minSampleSize);
          int maxSampleSizeInteger = Integer.parseInt(maxSampleSize);
          int incrementInteger = Integer.parseInt(increment);
          for(int i=minSampleSizeInteger; i<maxSampleSizeInteger; i=i+incrementInteger){
              String value = Integer.toString(i) + " - " + Integer.toString(i+incrementInteger);
              allTheValues.add(value);
          }
          return allTheValues;
      }
docs: Calculates the ranges that the developer implemented in config.xml and
  in MainContentPanel.ui.xml and puts them in an ArrayList that will be used
  in setupRange(String fieldName) to fill the values of the ListBox