英语单词分类 轻松记单词

random sample

random sample基本解释

随机抽样调查

random sample相关例句

用作名词(n.)
  • The opinion poll was based on a random sample of adults.
    这次民意测验结果是在对成年人的随机抽样调查基础上得出来的。

random sample英英释义

Noun:
  • a sample in which every element in the population has an equal chance of being selected

  • a sample grabbed at random