In The standard deviation, the distances from the mean are squared, so large deviations are weighted more heavily, and thus outliers birey heavily influence it. In the MAD, the deviations of a small number of outliers are irrelevant. 「ボスを倒せば、世界は平和になるから、私行くわ」と生き勇んで戦場へ。だが、そのボスが死んでも、状況は変わらない。「なんで？人間はアホなの？」と悩んでると... https://irte.duiko.guru/forums/users/hookpart0/