基本解釋[經(jīng)濟(jì)學(xué)]二元隨機(jī)變數(shù)詞組短語短語bivariate continuous random variable 二維連續(xù)型隨機(jī)變量bivariate discrete random variable 二維離散型隨機(jī)變量bivariate normal random variable 二元正態(tài)隨機(jī)變量discrete bivariate random variable 離散二元隨機(jī)變數(shù)bivariate random variable更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)二元隨機(jī)變數(shù)