random samples

英 美
  • 随机样品
  • random adj.任意的;随机的;随意的n.随意;任意adv.随机地
  • samples n.采样;示例名词sample的复数形式.
名词 random sample:
  1. a sample in which every element in the population has an equal chance of being selected

  2. a sample grabbed at random