And the easiest way to improve those averages is to "counsel out" the kids who are hurting the numbers.
で、そのアベレージを改善するための一番簡単な方法は、数字を下げてる生徒を退学させることなんだよ。
Optimized studying based on the forgetting curve vastly improves memorization. - What is reminDO?
Memorize