我在进行测量模式检验的时候 最后提示这样修改模型，可是具体该怎么操作呢？ The Modification Indices Suggest to Add an Error Covariance
Between and Decrease in Chi-Square New Estimate
motive4 motive2 12.0 0.20
motive6 motive5 18.4 0.66
motive7 motive1 8.1 -0.20
motive8 motive7 30.5 0.27
motive9 motive4 12.5 -0.20
motive9 motive8 10.5 0.13
motive10 motive7 8.9 0.13
motive11 motive7 12.5 -0.14
motive11 motive8 8.4 -0.10
motive13 motive4 20.2 0.27
motive13 motive11 10.4 0.11
motive13 motive12 9.1 0.11 | 
