A.專家個人預(yù)測法B.專家協(xié)商預(yù)測法C.德爾菲預(yù)測法
A.使散點(diǎn)圖上各點(diǎn)距回歸線上相應(yīng)點(diǎn)的縱向距離平方和為最小B.使散點(diǎn)圖上各點(diǎn)距回歸線上相應(yīng)點(diǎn)的縱向距離的和為最小C.使散點(diǎn)圖上各點(diǎn)距回歸線上相應(yīng)點(diǎn)的橫向距離平方和為最小
A.估猜法B.相關(guān)分析法C.最小二乘法