A.各對(duì)比組樣本均數(shù)相等 B.各對(duì)比組總體均數(shù)相等 C.至少有兩個(gè)對(duì)比組總體均數(shù)相等 D.各對(duì)比組樣本均數(shù)差別無統(tǒng)計(jì)學(xué)意義 E.地對(duì)比組總體均數(shù)不等
成組設(shè)計(jì)的方差分析中,必然有()
A.A B.B C.C D.D E.E
A.拆分變異 B.比較差異大小 C.按數(shù)值大小排序 D.將統(tǒng)計(jì)量對(duì)應(yīng)到概率P E.將概率P對(duì)應(yīng)到統(tǒng)計(jì)量