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              SAT官方每日一題附答案和解析[數學](2020年7月3日)

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              Mathematics>Standard Multiple Choice

              Read the following SAT test question and then click on a button to select your answer.

              A consumer-monitoring service wants to determine television viewing habits among 18- to 29-year-olds in a particular city. Which of the following survey methods is most likely to produce valid results?

              A.Select a random sample of 1000 18- to 29-year-olds in that city.
              B.Select a random sample of 1000 18- to 29-year-olds in that city who attended a computer camp when they were in high school.
              C.Select a random sample of 1000 18- to 29-year-olds in that city who played a varsity sport in high school.
              D.Select a random sample of 1000 18- to 29-year-olds in that city who played chess in high school.

              重點單詞   查看全部解釋    
              survey [sə:'vei]

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              v. 調查,檢查,測量,勘定,縱覽,環視
              n.

               
              involve [in'vɔlv]

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              vt. 包含,使陷入,使忙于,使卷入,牽涉

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              population [.pɔpju'leiʃən]

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              n. 人口 ,(全體)居民,人數

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              representative [repri'zentətiv]

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              adj. 代表性的,代議制的,典型的
              n. 代

               
              produce [prə'dju:s]

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              n. 產品,農作物
              vt. 生產,提出,引起,

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              unbiased ['ʌn'baiəst]

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              adj. 公正的

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              randomly ['rændəmli]

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              adv. 任意地,隨便地,胡亂地

               
              sample ['sæmpl]

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              n. 樣品,樣本
              vt. 采樣,取樣

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              determine [di'tə:min]

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              v. 決定,決心,確定,測定

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              multiple ['mʌltipl]

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              adj. 許多,多種多樣的
              n. 倍數,并聯

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