任にん意い抽ちゅう出しゅつ

noun

random sampling

Statistics term for selecting a subset of individuals from a population in a way that each has an equal chance of being chosen. Synonymous with 無作為抽出.

See also: 無作為抽出

• 調ちょう査さでは任にん意い抽ちゅう出しゅつ法ほうを用もちいて回かい答とう者しゃを選えらんだ。

  In the survey, respondents were selected using random sampling.