amos模型的结果有时候，P值显示计算不出来，是什么意思？
Minimum was achieved
Chi-square = .000
Degrees of freedom = 0
Probability level cannot be computed
然后modit fit 里P值没有，AGFI也没有

Model

NPARCMINDFPCMIN/DF

Default model

6.0000

Saturated model

6.0000

Independence model

3579.7793.000193.260

Model

RMRGFIAGFIPGFI

Default model

.0001.000

Saturated model

.0001.000

Independence model

1.593.509.019.255