做了一个简单的OLS回归,得出了回归结果如下:. reg y x
Source | SS df MS Number of obs = 125
-------------+------------------------------ F( 1, 123) = 56.40
Model | .012939652 1 .012939652 Prob > F = 0.0000
Residual | .028221188 123 .000229441 R-squared = 0.3144
-------------+------------------------------ Adj R-squared = 0.3088
Total | .04116084 124 .000331942 Root MSE = .01515
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y | Coef. Std. Err. t P>|t| [95% Conf. Interval]
-------------+----------------------------------------------------------------
x | .7485549 .0996776 7.51 0.000 .5512492 .9458605
_cons | -.0018702 .0013719 -1.36 0.175 -.0045857 .0008453
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我的设想是,利用估计期数据,用OLS回归做成一个线性模型,然后把事件期数据带入模型中,计算出预测值。现在模型建立好了,想把事件期数据带入,得出预测值。请问这个预测的过程,能不能直接用predict命令实现?假设事件期数据用变量 Rm表示,该怎样编写程序呢?
请各位帮忙解答,谢谢!