单项选择题

如果用这10批的结果推断过程平均,则过程平均中每百单位产品不合格数为( )。

A.26.83
B.2.683
C.262.0%
D.2660%
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热门 试题

单项选择题
Speaker A:I think Jack needs to go on a diet.He’s putting on so much weight.Speaker B:()

A.Yes,he used to be overweight.
B.Yes,I don’t think highly of him.
C.How much do you think he actually weighs now?
D.Do you think so?I think he looks OK the way he is.

单项选择题
填入文中最后一段画横线部分最恰当的一句是:()

A.任何选择都是要付出代价的
B.大脑的选择往往是无意识的
C.大脑对重要性的判断可能出错
D.信息的重要与否可能因时而异

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