某项目的质量指标要求为:下限为20,上限为24,从50个测点中测得样本标准差为0.5,均值为22,则工序能力指数为()。
A.
0.5
B.
1.33
C.
1
D.
1.5
正确答案是B
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/666365.html
上一篇:简述公共事业管理体制改革中在管理方式上应坚持的要求。
下一篇:Passage ThreeBefore the grass has thickened on the roadsides and leaves have started growing on the trees is a perfect time to look around and see just how dirty Britain has become. The pave- ments are stained with chewing gum and the ditches are