dummy index 中文意思是什麼

dummy index 解釋
虛指標
  • dummy : n 1 〈口語〉啞巴;經常沉默的人。2 掛名代表;傀儡。3 (櫥窗中的)模型人;(拍電影用的)假人;人形...
  • index : n (pl es dices )1 索引。2 指標,標準,標志。3 示[食]指 (=index finger)。4 指數。5 【印刷】指...
  1. Since a dummy index just indicates summation, it is immaterial which symbol is used.

    由於啞指標只是表明求和,所以它使用什麼符號是無關重要的。
  2. And also expounding that the first - fight - time can give explanation to the advanced techniques, the estimating ranges of first - fight - time in alcc estimating are expanded. the type - changed index and type - difference are selected as dummy variables. it has discussed mearsursion of type - changed index, and three criterions and three methods to set models including the dummy variable are got

    說明性變量選取:說明性變量的選取基於費用因子分析,特別討論了首飛時間對費用預測的影響,論述了首飛時間能對技術先進性作出說明,拓寬其在費用預測中的作用,選取改型指數虛設變量,研究了改型的量化方法,提出了判別準則和實現方法。
分享友人