Vocab Bloom Hub

random sampling

/ˈrændəm ˈsɑːmplɪŋ/

翻译: 一种统计方法,从总体中抽取样本时,每个个体都有同等机会被选中,用于减少偏差并确保研究或数据分析的代表性。

1 个条目

phrase

C1formalcommonscientific/ˈrændəm ˈsɑːmplɪŋ/

A statistical method where each member of a population has an equal chance of being selected for a sample, used to reduce bias and ensure representativeness in research or data analysis.

  • 🇨🇳一种统计方法,从总体中抽取样本时,每个个体都有同等机会被选中,用于减少偏差并确保研究或数据分析的代表性。
  1. Statistical method B2 formal

    A technique in which each member of a population has an equal chance of being selected for a sample, used to ensure unbiased representation.

    • The researchers used random sampling to select participants for the survey.
    • Random sampling helps reduce selection bias in experiments.
    • In a random sampling, every individual in the group has the same probability of being chosen.

    🇨🇳随机抽样