小斜 发表于 2013-9-1 12:30 
把回归结果贴出来看看啊,您这么说,大家也不知道怎么给您帮助。
note: hye != 0 predicts failure perfectly
hye dropped and 1 obs not used
note: hyf != 0 predicts success perfectly
hyf dropped and 21 obs not used
note: hyl != 0 predicts success perfectly
hyl dropped and 1 obs not used
Logistic regression Number of obs = 258
LR chi2(15) = 129.40
Prob > chi2 = 0.0000
Log likelihood = -62.155527 Pseudo R2 = 0.5100
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kpjg | Odds Ratio Std. Err. z P>|z| [95% Conf. Interval]
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gdxz | .0587149 .0309264 -5.38 0.000 .0209123 .164852
dsbl | .2989465 .4224734 -0.85 0.393 .0187357 4.769994
bghg | 1.434783 1.070676 0.48 0.629 .3323499 6.194082
mgsy | 25.50091 18.6873 4.42 0.000 6.064398 107.2319
yea2008 | .5545207 .3864309 -0.85 0.397 .1414939 2.17319
yea2009 | 1.326791 1.027358 0.37 0.715 .2908722 6.052058
yea2010 | 1.780655 1.418664 0.72 0.469 .3736112 8.486718
yea2011 | .9028994 .6359457 -0.15 0.885 .2270421 3.590644
hyc | 8.77e-07 .0015049 -0.01 0.994 0 .
hyd | 5.97e-06 .0102382 -0.01 0.994 0 .
hye | 1 (omitted)
hyf | 1 (omitted)
hyg | 9.92e-08 .0001701 -0.01 0.993 0 .
hyh | 1.27e-06 .0021728 -0.01 0.994 0 .
hyj | 6.81e-06 .0116764 -0.01 0.994 0 .
hyk | 3.07e-06 .0052669 -0.01 0.994 0 .
hyl | 1 (omitted)
hym | 3.35e-07 .0005749 -0.01 0.993 0 .
_cons | 5046876 8.66e+09 0.01 0.993 0 .
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这是回归结果,看不太懂啊,才开始学习stata