A.相對數(shù) B.綜合指數(shù) C.數(shù)量指數(shù) D.個體指數(shù) E.銷售量指數(shù)
A.質(zhì)量指數(shù) B.綜合指數(shù) C.個體指數(shù) D.數(shù)量指數(shù) E.簡單指數(shù)
A.5 B.8 C.10 D.12