试题详情
单项选择题 甲.乙.丙.丁测定同一试样中的含铁量(真实值37.40%),四人四次的测定结果分别为: 甲:37.38%,37.42%,37.47%,37.50% 乙:37.21%,37.25%,37.28%,37.32% 丙:36.10%,36.40%,36.50%,36.64% 丁:36.70%,37.10%,37.50%,37.90%。 上述结果准确度和精确度均好,结果可靠的是()

A、甲

B、乙

C、丙

D、丁

  • A
  • 关注下方微信公众号,在线模考后查看

热门试题