According to the passage, what is the purpose of examining a sample of a population、

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• 1Which of the following statements about descriptive statistics is best supported by the passage、

  A.It reduces large amounts of data to a more comprehensible form.

  B.It is based on probability.

  C.It can be used by people with little knowledge of mathematics.

  D.It measures only qualitative differences.

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• 2The word“squarely” in paragraph 1 could best be replaced by _____ .

  A.solidly

  B.geometrically

  C.rectangularity

  D.haphazardly

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• 3With what is the passage mainly concerned、

  A.The drawbacks of descriptive and inferential statistics.

  B.Applications of inferential statistics.

  C.The development and use of statistics.

  D.How to use descriptive statistics.

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• 4Those who favored the new university would be most likely to agree with which of the following statements、

  A.Learning is best achieved through discipline and drill.

  B.Shaping the moral character of students should be the primary goal.

  C.Higher education should prepare students to contribute to society.

  D.Teachers should select their students′ courses.

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• 5It can be inferred from the passage that before 1850, all of the following were characteristic of higher education EXCEPT _____ .

  A.the elective system

  B.drlling

  C.strict discipline

  D.rote learning

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• 6We are told that productive farmland near cities would _____ .

  A.prevent possible food shortages

  B.keep present food prices high

  C.encourage even more urban growth

  D.increase the value of urban fringe land

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• 7We are told that in smaller towns on the Prairies,farmland is being consumed _____ .

  A.in proportion to increased land speculation

  B.at the rate of 16 000 hectares every 7 years

  C.principally by lowdensity rural housing

  D.at a faster rate than in the big cities

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• 8Figures on the loss of agricultural land may not seem“impressive” because _____ .

  A.there is such a large amount of farmland in Canada

  B.the problem only affects Eastern Canada

  C.only crops such as corn and soft fruits are affected

  D.people do not know the real extent of the problem

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• 9The author concludes by asking his readers _____ .

  A.to propose solutions to the problem

  B.to learn to appreciate the aesthetic value of farmland

  C.to refrain from disturbing the animals when they visit farms

  D.to support the preservation of farmland near big cities

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