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【多选题】
抽样调查所需的样本容量取决于A.
总体中各单位标志值的变异程度
B.
允许误差
C.
样本个数
D.
置信度
E.
抽样组织形式和方法
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举一反三
【单选题】听力原文：W: Doctor Thomas? This is Keith Bradley from The Daily News. I'd like to ask you some questions about the new official standard weight that you purchased. M: I'd be happy to help you. What would ...
A.
A standard unit for measuring weight.
B.
How to care for precious metals.
C.
The value of precious metals.
D.
Using the metric system.
【单选题】We were astonished to hear that their football team had won the champion.
A.
amazed
B.
amounted
C.
amused
D.
approached
【单选题】听力原文：M: Doctor Thomas? This is Keith Bradley from The Daily News. I'd like to ask you some questions about the new official standard weight that you purchased. W: I'd be happy to help you. What would ...
A.
A standard unit for measuring weight.
B.
How to care for precious metals.
C.
The value of precious metals.
D.
Using the metric system.
【简答题】文案调查法的基本要求有哪些？
【单选题】听力原文：W: Dr. Thomas? This is Keet Bradley from the daily news. I'd like to ask you some questions about the new official standard weight that you purchased. M: I'd be happy to help you. What would you ...
A.
How to care for precious metals.
B.
A standard unit for measuring weight.
C.
The value of precious metals.
D.
Using the metric system.
【单选题】听力原文：A: 8734059. B: May I speak to Thomas Nelson? A: This is Thomas speaking. May I ask who's calling? B: This is Lee Ting, the secretary at the Dean' Office. A: Hi, Miss Lee, what's up? B: I'm callin...
A.
To invite him to attend a seminar.
B.
To inform. him about some changes in the arrangement for his seminar.
C.
To invite him to visit the lab.
D.
To inform. him that the seminar has been postponed.
【单选题】-------Obama won the election, it's amazing! -------Yes . But the result was within ______we had expected,_______brought great joy to many young people and the black .
A.
that which
B.
that that
C.
what what
D.
what which
【单选题】听力原文：W: Dr. Thomas? This is Keet Bradley from the daily news. I'd like to ask you some questions about the new official standard weight that you purchased. M: I'd be happy to help you. What would you ...
A.
How to care for precious metals.
B.
A standard unit for measuring weight.
C.
The value of precious metals.
D.
Using the metric system.
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