表3-2所表示的數(shù)列屬于()。
A.品質(zhì)數(shù)列 B.變量數(shù)列 C.組距式數(shù)列 D.等距數(shù)列 E.異距數(shù)列
A.只能編制組距式變量數(shù)列 B.只能編制單項(xiàng)式變量數(shù)列 C.對(duì)于變量值項(xiàng)數(shù)少的可編制單項(xiàng)式變量數(shù)列 D.對(duì)于變量值項(xiàng)數(shù)多的可編制組距式變量數(shù)列 E.既能編制單項(xiàng)式變量數(shù)列,也能編制組距式變量數(shù)列
A.品質(zhì)標(biāo)志分組 B.數(shù)量標(biāo)志分組 C.可采用單項(xiàng)式分組 D.可采用組距式分組 E.復(fù)合分組