if exercise_checked_manually(exercise):
marks_by_examiner = self.get_exercise_marks_by_examiner(exercise_id)
if len(marks_by_examiner):
- return max(map(int, marks_by_examiner.values()))
+ return sum(map(int, marks_by_examiner.values())) / float(len(marks_by_examiner))
else:
return None
else: