A.越高B.越低C.不變D.無(wú)法確定
A.相對(duì)誤差 B.絕對(duì)誤差 C.絕對(duì)偏差 D.相對(duì)編差
A.1:3:1 B.1:2:1 C.2:1:1 D.1:1:1