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统计是在初中数学统计初步的深化和扩展,本讲的主要内容是随机抽样的方法在总体中抽取样本。

预测2007年高考对本讲的考察是:

(1)以基本题(中、低档题为主),多以选择题、填空题的形式出现,以实际问题为背景,综合考察学生学习基础的知识、应用基础知识、解决实际问题的能力;

(2)热点是随机抽样方法中的分层抽样、系统抽样方法。

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4.能通过试验、查阅资料、设计调查问卷等方法收集数据。

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3.在参与解决统计问题的过程中,学会用简单随机抽样方法从总体中抽取样本;通过对实例的分析,了解分层抽样和系统抽样方法;

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2.结合具体的实际问题情境,理解随机抽样的必要性和重要性;

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1.能从现实生活或其他学科中提出具有一定价值的统计问题;

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56. There was ____ to prevent the accident.

    A. something could do             B. anything we could do       

C. nothing we couldn’t do          D. nothing we could do

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55. This is the only one of the students whose handwriting ____ the best.

    A. is               B. are           C. has           D. have

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54. That is one of those books that ____ worth reading.

    A. is               B. are           C. has           D. have

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53. I don’t like ____ you speak to her.

    A. the way       B. the way in that      C. the way which      D. the way of which

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52. This is the only book ____ I can find.

    A. that          B. which        C. it            D. with which

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