A、Δ=(80.0–79.8)/100*100%=0.2% B、Δ=(80.0–79.8)/10*100%=2% C、Δ=(79.8–80.0)/100*100%=-0.2% D、Δ=(79.8–80.0)/10*100%=-2%
A、Δ=(59.8–60.0)/100*100%=-0.2% B、Δ=(59.8–60.0)/10*100%=-2% C、Δ=(60.0–59.8)/100*100%=0.2% D、Δ=(60.0–59.8)/10*100%=2%
A、粗大誤差 B、相對誤差 C、絕對誤差 D、引用誤差