ratio variable
plural of pipoid
A surname.
present participle of subgroup
(statistics) A variable with the features of interval variable and, additionally, whose any two values have meaningful ratio, making the operations of multiplication and division meaningful.
データを解析する際、研究者は所得を比率尺度の変数として扱った。なぜならそれは絶対零点を持ち、乗算と除算が意味を成すからだ。
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