Now consider how accounts payable might enter as an additional explanatory variable 現(xiàn)在考慮怎樣應付賬款可能做為另一個表達變量。
Multiple regression models can accommodate many explanatory variables that may be correlated 多元回歸模型能容許很多解釋變量,而這些變量可以是相關的。
This chapter describes the research methods , research assumptions , and explanatory variables of positive analysis . chapter 4 , data analyzes 本章描述分別以各個行業(yè)的上市公司為樣本和以全體上市公司為樣本進行實證分析的樣本選取、研究方法、研究假設、解釋變量。
Why ? it is highly possible that because explanatory variables are highly correlated , the resulted large standard errors could indicate an parameter to be insignificant while it is indeed significant 為什么?解釋變量很可能高度相關,即使變量實際上顯著,結果中的較大的標準差也可能表明參數不顯著。
By taking repetitive observations in this paper , parametric estimators are obtained respectively in a simple structural ev linear model and a linear structural ev model with vector explanatory variables 本文利用重復抽樣的方法,分別給出了簡單線性結構型ev模型和一般線性結構型ev模型中的參數估計,并討論了估計的強相合性與漸近正態(tài)性。