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【单选题】

(三)

(三)
Cp≥1.67,表明( )。

A.
过程能力过高
B.
过程能力不足
C.
过程能力严重不足
D.
过程能力充足
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参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【多选题】想要提高过程能力指数应采取的方法是()。

A.
减小过程变异度
B.
减小控制界限
C.
减小控制范围
D.
适当提高控制范围

【单选题】Part A Read the following four texts. Answer the questions below each text by choosing A, B, C or D. Mark your answers on ANSWER SHEET 1.Text 1 In the atmosphere, carbon dioxide acts rat...

A.
the best way to overcome the cooling effect would be to burn more fuels
B.
ice would soon cover the northern hemisphere
C.
the increased levels of carbon dioxide in the atmosphere could warm up the earth even more quickly
D.
the greenhouse effect could work to the advantage of the earth

【单选题】该零件的内径不合格品率p为()。 A.1-Ф(3) B.1+Ф(3) C.2Ф(3)-1 D.Ф(3)

A.
某零件的内径X是连续随机变量,X~N(1.5,0.25),该零件的内径下规格限界TL=0,上规格限界TU=3,请回答下述问题。