FileOutputStream fos = new FileOutputStream(submitPath);
CSVWriter csv = new CSVWriter(new OutputStreamWriter(fos));
csv.writeNext(new String[]{"PassengerId", "Survived"});
TitanicStats stats = new TitanicStats();
NormalizeTitanic.analyze(stats, trainingPath);
NormalizeTitanic.analyze(stats, testPath);
List<String> ids = new ArrayList<String>();
List<BasicData> training = NormalizeTitanic.normalize(stats, testPath, ids,