基本解釋[經(jīng)] 質(zhì)量因變量 [統(tǒng)計(jì)] 品質(zhì)應(yīng)變量專業(yè)釋義數(shù)學(xué)屬質(zhì)應(yīng)變數(shù)品質(zhì)應(yīng)變量經(jīng)濟(jì)學(xué)質(zhì)量因變量