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【单选题】
置信系数(1一α)表达了置信区间的( )。A.
准确性
B.
精确性
C.
显著性
D.
可靠性
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皮皮学刷刷变学霸
举一反三
【单选题】During the examination we are required to stay in our seats, keep our eyes on our work, ____ to anyone.
A.
instead of speaking
B.
rather than speak
C.
and not to speak
D.
but would not speak
【单选题】．During the test we were supposed to stay in our seats , keep our eyes on our work , ___________to anyone .
A.
but could not talk
B.
instead of speaking
C.
rather than speak
D.
and not speak
【单选题】During the examinations we are supposed to remain in our seats, fix our eyes on the papers, _____to anyone.
A.
instead of speaking
B.
and not to speak
C.
rather than speak
D.
but shouldn’t speak
【简答题】科学发展观提出的根本依据是
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