A.觀測值數(shù)學期望間的函數(shù)關系和未知參數(shù)數(shù)學期望間的函數(shù)關系B.觀測值數(shù)學期望與未知參數(shù)數(shù)學期望間的函數(shù)關系C.觀測值數(shù)學期望間的函數(shù)關系D.未知參數(shù)數(shù)學期望間的函數(shù)關系
A.方差-協(xié)方差陣、協(xié)因數(shù)陣B.中誤差、權C.方差、協(xié)方差D.協(xié)因數(shù)、互協(xié)因數(shù)
A.絕對誤差B.相對誤差C.引用誤差D.粗大誤差