Extraction method
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A statistical survey term. Also known as sampling or hand-picking. Selecting a sample from a population. There are various methods, such as voluntary sampling, random sampling, stratified sampling, and systematic sampling (drawing samples from a population at regular intervals in time or space), and the method to be used depends on the characteristics of the population and the purpose of the survey or examination. → Related itemsSample survey Source : Heibonsha Encyclopedia About MyPedia Information |
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統計調査用語。標本抽出法，サンプリング，抜取とも。母集団から標本を選び出すこと。任意抽出，無作為抽出，層化抽出，系統抽出（母集団から時間的または空間的に一定間隔で標本を抜き取る）など種々の方法があり，母集団の性質や調査・検査の目的に応じ使い分ける。 →関連項目標本調査 出典 株式会社平凡社百科事典マイペディアについて 情報 |
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