def classify(classifier, testFile, domain, decisions, means, vars):
featureLine = ConvertData.getSingleFeatureLineFromFile(testFile, decisions, True)
featureLine = list((np.array(featureLine[:-1]) - means) / vars) + [featureLine[-1]]
datum = orange.Example(domain, featureLine)
classification = classifier(datum)
correct = datum.get_class()
return classification, correct
