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【单选题】
各变量值与其平均数离差平方的平均数称为
A.
平均差
B.
标准差
C.
方差
D.
极差
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参考答案：
举一反三
【判断题】对整个经济来说,收入等于支出,因为卖者的收入必定等于买者的支出。
A.
正确
B.
错误
查看完整题目与答案
【判断题】清朝中叶推广全国写宋体。
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文： The best interview is one in which there is two-way communication between the employer and the job applicant. Often there is some 'small talk' at the beginning of the interview, which is actuall...
A.
The applicant who is dominating the interview can easily get the job.
B.
Those who are both sociable and competent in technology are welcomed.
C.
Small talk can help the interviewee to appear friendly and sociable.
D.
The employer can judge whether the applicant is qualified or not from 'small talk'.
查看完整题目与答案
【单选题】One of the men held the view ____ the book said was right. [     ]
A.
that what
B.
what that
C.
that
D.
whether
查看完整题目与答案
【单选题】He talked happily about the men and books____interested him greatly in the school.
A.
that 
B.
when   
C.
who   
D.
which
查看完整题目与答案
【单选题】Passage Three In a family where the roles of men and women are not sharply separated and where many household tasks are shared to a greater or lesser extent, male superiority is hard to maintain. The ...
A.
It will be a world of male superiority.
B.
It will be a world of equality between the sexes.
C.
It will be a world with battles between the sexes.
D.
It will be a world where men and women play different roles.
查看完整题目与答案
【判断题】对于整个经济来说,收入等于支出,因为卖者的收入必定等于买者的支出。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】For centuries, until the first Americans reached the moon, men speculated as to______.
A.
What looked like the satellite' s other side
B.
what the satellite' s other side looks like
C.
what did the satellite' s other side look like
D.
what the satellite' s other side looks like
查看完整题目与答案
【判断题】对于整个经济来说，收入等于支出，因为卖者的收入必定等于买者的支出。（ ）
A.
正确
B.
错误
查看完整题目与答案
【判断题】对整个经济来说,收入等于支出,因为卖者的收入必定等于卖者的支出。
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【判断题】对整个经济来说,收入等于支出,因为卖者的收入必定等于买者的支出。
A.
正确
B.
错误
查看完整题目与答案
【判断题】清朝中叶推广全国写宋体。
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文： The best interview is one in which there is two-way communication between the employer and the job applicant. Often there is some 'small talk' at the beginning of the interview, which is actuall...
A.
The applicant who is dominating the interview can easily get the job.
B.
Those who are both sociable and competent in technology are welcomed.
C.
Small talk can help the interviewee to appear friendly and sociable.
D.
The employer can judge whether the applicant is qualified or not from 'small talk'.
查看完整题目与答案
【单选题】One of the men held the view ____ the book said was right. [     ]
A.
that what
B.
what that
C.
that
D.
whether
查看完整题目与答案
【单选题】He talked happily about the men and books____interested him greatly in the school.
A.
that 
B.
when   
C.
who   
D.
which
查看完整题目与答案
【单选题】Passage Three In a family where the roles of men and women are not sharply separated and where many household tasks are shared to a greater or lesser extent, male superiority is hard to maintain. The ...
A.
It will be a world of male superiority.
B.
It will be a world of equality between the sexes.
C.
It will be a world with battles between the sexes.
D.
It will be a world where men and women play different roles.
查看完整题目与答案
【判断题】对于整个经济来说,收入等于支出,因为卖者的收入必定等于买者的支出。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】For centuries, until the first Americans reached the moon, men speculated as to______.
A.
What looked like the satellite' s other side
B.
what the satellite' s other side looks like
C.
what did the satellite' s other side look like
D.
what the satellite' s other side looks like
查看完整题目与答案
【判断题】对于整个经济来说，收入等于支出，因为卖者的收入必定等于买者的支出。（ ）
A.
正确
B.
错误
查看完整题目与答案
【判断题】对整个经济来说,收入等于支出,因为卖者的收入必定等于卖者的支出。
A.
正确
B.
错误
查看完整题目与答案
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