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【判断题】
十九大报告中认为培育和践行社会主义核心价值观要强化教育养成,实践引导和制度保障。
A.
正确
B.
错误
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【判断题】行程开关是一种将机械信号转换为电气信号,以控制运动部件位置或行程的自动控制电器
A.
正确
B.
错误
【单选题】下列属于非概率抽样方法的是()。
A.
偶遇抽样
B.
分层抽样
C.
等距抽样
D.
整群抽样
【单选题】下列属于非概率抽样方法的是( )
A.
系统抽样
B.
分层抽样
C.
整群抽样
D.
偶遇抽样
E.
单纯随机抽样
【单选题】下列属于非概率抽样方法的是( )
A.
系统抽样
B.
分层抽样
C.
整群抽样
D.
方便抽样
E.
单纯随机抽样
【单选题】It can be inferred from the news that
A.
people have been doubtful about Tyson's boxing future.
B.
Mike Tyson is not fit to fight as a heavyweight boxer any more.
C.
there will be immediate rescheduling for the 10-round bout.
D.
it is Fight promoter Showtime that issued the postponement.
【单选题】The metal company______it would buy a stake in Herbert Platinum, Ltd.
A.
tried
B.
talked
C.
revealed
D.
exclaimed
【单选题】下列属于非概率抽样方法的是
A.
单纯随机抽样
B.
机械抽样
C.
雪球抽样
D.
整群抽样
【单选题】It can be inferred from the news that ______.
A.
people have been doubtful about Tyson's boxing future
B.
Mike Tyson is not fit to fight as a heavyweight boxer any more
C.
there will be immediate rescheduling for the 10-round bout
D.
it is fight promoter Showtime that issue the postponement
【单选题】What does Ms. Banks suggest?
A.
Mr. Tyson attends a meeting.
B.
Mr. Tyson meets her for lunch.
C.
Mr. Tyson hires more employees.
D.
Mr. Tyson calls local restaurants.
【单选题】下列属于非概率抽样方法的是( )
A.
简单随机抽样
B.
多阶抽样
C.
系统抽样
D.
判断抽样
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