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representative sampling

/ˌrɛprɪˈzɛntətɪv ˈsæmplɪŋ/

翻译: 统计学中一种抽样方法,所选取的样本能准确反映总体的特征,从而保证结果可靠、无偏。

1 个条目

phrase

C1formalcommonscientific/ˌrɛprɪˈzɛntətɪv ˈsæmplɪŋ/

A statistical method where a subset of a population is selected to accurately reflect the characteristics of the entire group, ensuring reliable and unbiased results.

  • 🇨🇳统计学中一种抽样方法,所选取的样本能准确反映总体的特征,从而保证结果可靠、无偏。
  1. Statistical method B2 formal

    A method of selecting a subset of individuals from a population that accurately reflects the characteristics of the entire group.

    • The researchers used representative sampling to ensure their survey results were valid.
    • Representative sampling is crucial for accurate opinion polls.
    • A good study relies on representative sampling to avoid bias.

    🇨🇳代表性抽样