例2 x 0.036% n 10.48% 0.05% d 10.37% 0.06% d,=×100%=0.35% 10.47% 0.04% 10.43% 0.00% =0.046% 10.40% 0.03% n-1 S x=10.43% ∑d=0.18% RSD=2x100%=0.44% 上一页下一页返回退出上一页 下一页 返回 退出 例 2 x 10.48% 10.37% 10.47% 10.43% 10.40% 0.05% 0.06% 0.04% 0.00% 0.03% x =10.43% di  di = 0.18% 100% 0.44% 0.046% 1 100% 0.35% 0.036% 2 =  = = − = =  = = =   x s RSD n d s x d d n d d i r i 返回