Interval] 各表示什么含义呢?怎么看回归的总体你和程度呢?(Prob > chi2)越小越好吗?怎么判断系数的显著性呢?
最下面那一句Note: 7 failures and 1 success completely determined. 是什么意思呢?急~多谢多谢!
. logit div e1a da1a v1a lowerper | |
Iteration 0: log likelihood = -8224.8057 | |
Iteration 1: log likelihood = -7443.9805 | |
Iteration 2: log likelihood = -7111.8039 | |
Iteration 3: log likelihood = -7046.0646 | |
Iteration 4: log likelihood = -7042.148 | |
Iteration 5: log likelihood = -7042.0794 | |
Logistic regression Number of obs = | 11929 |
LR chi2(4) = | 2365.45 |
Prob > chi2 = | 0.0000 |
Log likelihood = -7042.0794 Pseudo R2 = | 0.1438 |
div Coef. Std. Err. z P>z [95% Conf. | Interval] |
e1a 15.83987 .5389571 29.39 0.000 14.78353 | 16.8962 |
da1a -.0240573 .0377254 -0.64 0.524 -.0979978 | .0498832 |
v1a -.2223392 .0162348 -13.70 0.000 -.2541588 | -.1905196 |
lowerper 1.423612 .0753527 18.89 0.000 1.275924 | 1.571301 |
_cons -.7339237 .0514105 -14.28 0.000 -.8346864 | -.633161 |
Note: 7 failures and 1 success completely determined. |