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【统计学】模拟试题
区间估计必须具备三个要素: 、 和 。
考题内容:
区间估计必须具备三个要素:           、             和                  。

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  • 题干二、阅读理解:根据文章内容,判断正误。(共50分) Lockwood Middle School307 Main StreetLockwood, NJ 51686 December 10, 2008   Mrs. Jody ColingPresidentLockwood Health Association23 Main StreetLockwood, NJ   Dear Mrs. Coling, My name is Susan Harris and I am writing on behalf of the students at Lockwood Middle School. Many students at the school have been working on a project which relates to the unemployment problem in Lockwood. You are invited to attend a presentation that will be held in the media room of the school. The students will present a variety of proposals to solve the problem. At the presentation, there will be several students receiving recognition awards from the headmaster. Refreshments will also be available. As you are a prominent figure in the community, we would be honored by your attendance. Our special presentation will be held on January 16th. Please reply by Monday the 9th of January to confirm your attendance at the function. We look forward to seeing you there.Sincerely, Ms. Susan Harris   操作提示:正确选T,错误选F。1. Susan Harris is writing on behalf of the teachers at Lockwood Middle School.回答TF未回答获得2.00分中的0.00分2. The students have no ideas how to solve the unemployment problem in Lockwood.回答TF未回答获得2.00分中的0.00分3. There will be several students receiving awards from the Headmaster at the presentation.回答TF未回答获得2.00分中的0.00分4. Refreshments will not be served at the presentation.回答TF未回答获得2.00分中的0.00分5. Mrs. Coling is a prominent figure in the community.回答TF未回答获得2.00分中的0.00分反馈答案:1.F   2.F   3.T   4.F   5.T解析:1. 这是一道细节题。Susan Harris在信中第一段开门见山就说明自己是代表学生(on behalf of the students)而不是代表老师们写信的,所以选F。2. 这是一道细节题。第二段开头第一句就说学生们一直致力于解决Lockwood 地区的失业问题,并没有说对此一筹莫展,所以选F。3. 这是一道细节题。第三段的第一句话明确说明在颁奖典礼上,将有几名学生接受校长颁发的荣誉奖章,所以选T。4. 这是一道细节题。第三段最后一句Refreshments will also be available说明颁奖典礼有茶歇环节,所以题干说反了,应该选F。5. 这是一道细节题。最后一段开头提到As you are a prominent figure in the community,所以选T。人文英语2
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