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統(tǒng)計(jì)是在初中數(shù)學(xué)統(tǒng)計(jì)初步的深化和擴(kuò)展,本講的主要內(nèi)容是隨機(jī)抽樣的方法在總體中抽取樣本。

預(yù)測(cè)2007年高考對(duì)本講的考察是:

(1)以基本題(中、低檔題為主),多以選擇題、填空題的形式出現(xiàn),以實(shí)際問(wèn)題為背景,綜合考察學(xué)生學(xué)習(xí)基礎(chǔ)的知識(shí)、應(yīng)用基礎(chǔ)知識(shí)、解決實(shí)際問(wèn)題的能力;

(2)熱點(diǎn)是隨機(jī)抽樣方法中的分層抽樣、系統(tǒng)抽樣方法。

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4.能通過(guò)試驗(yàn)、查閱資料、設(shè)計(jì)調(diào)查問(wèn)卷等方法收集數(shù)據(jù)。

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3.在參與解決統(tǒng)計(jì)問(wèn)題的過(guò)程中,學(xué)會(huì)用簡(jiǎn)單隨機(jī)抽樣方法從總體中抽取樣本;通過(guò)對(duì)實(shí)例的分析,了解分層抽樣和系統(tǒng)抽樣方法;

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2.結(jié)合具體的實(shí)際問(wèn)題情境,理解隨機(jī)抽樣的必要性和重要性;

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1.能從現(xiàn)實(shí)生活或其他學(xué)科中提出具有一定價(jià)值的統(tǒng)計(jì)問(wèn)題;

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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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