比较两组测定结果的精密度()甲组:0.19%,0.19%,0.20%,0.21%,0.21%乙组:0.18%,0.20%,0.20%,0.21%,0.22%


比较两组测定结果的精密度()甲组:0.19%,0.19%,0.20%,0.21%,0.21%乙组:0.18%,0.20%,0.20%,0.21%,0.22%

A、甲组比乙组高

B、无法判别

C、甲、乙两组相同

D、乙组比甲组高

正确答案:甲组比乙组高


Tag:精密度 时间:2024-04-07 09:47:23