| 单词 | 随机抽样 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔TEST〕Athletes will be subject to random drug testing. 运动员要接受随机抽样的药物检测。朗文写作活用〔randomly〕The survey used a random sample of two thousand people across England and Wales.该调查在英格兰和威尔士随机抽样了2,000人。柯林斯高阶〔random〕A random sample/sampling/selection of doctors from around the country were selected for the study.为进行这项研究，从全国各地随机抽样选出了一些医生。韦氏高阶〔random〕We looked at a random sample of 120 families.我们研究了随机抽样的 120 个家庭。朗文当代〔sample〕Out of a random sample of drivers, 21% had been in an accident in the previous year.在随机抽样调查的驾驶员中，有 21% 曾在上一年发生过事故。朗文当代〔sample〕The study took a random sample of 100 students from 3 schools.随机抽样麦克米伦高阶Avoid bias in your research by random sampling.在你的随机抽样调查中要避免误差。牛津商务 |
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