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【单选题】
用样本统计数来估计相应的总体参数的方法称为（ ）。A.
统计推断
B.
假设测验
C.
点估计
D.
区间估计
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反馈参考答案：
举一反三
【单选题】Compared with the work of Hamilton, what dose the author consider Fisher's work to be?
A.
It is inaccurate but popular, compared with Hamilton's work.
B.
It is accurate, but trivial compared with Hamilton's work.
C.
It is admirable, but not as up-to-date as Hamilton's work.
D.
It is valuable, but at a relatively low level.
【简答题】xy平面中的转子Hamilton量为 ，I为转动惯量．
【简答题】磁铁让我们知道了一种神奇的力叫 ( )。
【单选题】To: Rachel Porter From: Sara Hamilton Date: September 15 Subject: Trade Fair for September 23 Dear Ms. Porter, I am sorry for my late response to your e-mail. The division manager has been so busy rec...
A.
They must include an itinerary.
B.
They must be approved by a manager.
C.
They must include receipts.
D.
They must estimate meal costs.
【简答题】A．undermined B．uncovered C．disclosed D．revealed
【简答题】A．undermined B．uncovered C．disclosed D．revealed
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