蓝色 发表于 2013-8-28 00:04 
t检验和p值是等价的
t要看绝对值。
噢噢,好的,谢谢,还有一个问题,如果是对自变量做linear regression,这个测出来怎么分析结果啊
reg ly li lpat lentrep, robust
Linear regression Number of obs = 71
F( 3, 67) = 19.76
Prob > F = 0.0000
R-squared = 0.6006
Root MSE = .46224
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| Robust
ly | Coef. Std. Err. t P>|t| [95% Conf. Interval]
-------------+----------------------------------------------------------------
li | .2025041 .0454325 4.46 0.000 .1118204 .2931878
lpat | .1534225 .0771215 1.99 0.051 -.0005126 .3073577
lentrep | -.243203 .1196724 -2.03 0.046 -.48207 -.004336
_cons | 9.136104 .4806395 19.01 0.000 8.176743 10.09546
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