...矩 3、写出回归方程 ,画出回归直线 4、对回归方程进行假设检验 bX a Y ˆ 75 b 为回归系数(coefficient of regression) 即直线的斜率。 b>0,表示随x增加,y亦增加; b<0,表示随x增加,y值减少; b=0,表示回归直线与x轴平行,意为y与x无关。
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correlation coefficient of regression model 回归方程相关系数
coefficient of net regression 净回归系数
coefficient of partial regression [数] 偏回归系数
coefficient of multiple regression 复回归系数
estimate of regression coefficient [数] 回归系数估计
Standard error of regression coefficient 回归系数标准误
method of regression-coefficient 回归系数法
Correlative coefficient of regression is over 0.99 on the condition of experiment.
试验条件下回归方程相关系数均在0.99以上。
It is found that the more the variance explained by the linear model, the smaller the standard deviation of regression coefficient.
拟合方差与回归系数标准偏差存在明显的相关关系。线性模型能解释的方差越大,回归系数标准偏差越小。
On the basis of a large number of field test data, the regression of the displacement coefficient and system efficiency for pumping unit wells were established.
本文在抽油机井大量现场测试数据的基础上,建立了抽油机井系统效率、排量系数这两个重要指标与诸影响因素之间的回归方程。
Again, I'm not going to spend much time on this, of the ith asset is the regression coefficient when you regress the return on the ith asset on the return of the market portfolio.
再强调一次,我不打算花太多时间在这个等式上面,但要注意的是当你想将市场组合收益,but,the,β,回归到第i资产收益中去,第i资产β系数是线性回归方程的,回归系数。
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