A.本期實績數(shù)-上期實績數(shù) B.本期實績數(shù)/上期實績數(shù)×100% C.(本期實績數(shù)-上期實績數(shù))/上期實績數(shù)×100% D.(本期實績數(shù)-上期實績數(shù))/本期實績數(shù)×100%
A.從定性到定量B.從定量到定性C.從個體到總體D.從總體到個體
A.100-200 B.200-300 C.300-400 D.400-500