# SAT官方每日一题附答案和解析[数学](2020年7月3日)

Mathematics>Standard Multiple Choice

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.

 重点单词 查看全部解释 survey [sə:'vei] 想一想再看 v. 调查，检查，测量，勘定，纵览，环视n. involve [in'vɔlv] 想一想再看 vt. 包含，使陷入，使忙于，使卷入，牵涉 联想记忆 population [.pɔpju'leiʃən] 想一想再看 n. 人口 ，(全体)居民，人数 联想记忆 representative [repri'zentətiv] 想一想再看 adj. 代表性的，代议制的，典型的n. 代 produce [prə'dju:s] 想一想再看 n. 产品，农作物vt. 生产，提出，引起， 联想记忆 unbiased ['ʌn'baiəst] 想一想再看 adj. 公正的 联想记忆 randomly ['rændəmli] 想一想再看 adv. 任意地，随便地，胡乱地 sample ['sæmpl] 想一想再看 n. 样品，样本vt. 采样，取样 联想记忆 determine [di'tə:min] 想一想再看 v. 决定，决心，确定，测定 联想记忆 multiple ['mʌltipl] 想一想再看 adj. 许多，多种多样的n. 倍数，并联 联想记忆
﻿

# 可可英语官方微信(微信号:ikekenet)

每天向大家推送短小精悍的英语学习资料.

添加方式1.扫描上方可可官方微信二维码。
添加方式2.搜索微信号ikekenet添加即可。