Coefficients: (3 not defined because of singularities)
Estimate Std. Error z value Pr(>|z|)
(Intercept) -2.2618 0.1566 -14.439 < 2e-16 ***
object理科 -1.0847 0.8451 -1.284 0.199291
object文科 -1.2714 0.9231 -1.377 0.168410
sex男 1.3762 0.4043 3.404 0.000665 ***
sex女 NA NA NA NA
systemandriod -0.6980 0.8471 -0.824 0.409951
systemios 1.8056 0.8100 2.229 0.025803 *
systemwindous NA NA NA NA
fee<1000 -19.6116 3221.2998 -0.006 0.995142
fee>2000 0.8406 0.3665 2.294 0.021805 *
fee1000-2000 NA NA NA NA
---
为什么有些变量的结果是NA.


雷达卡


京公网安备 11010802022788号







