Re: [R] SEM multigroup modeling

2012-10-24 Thread John Fox
Dear Maya, You and I corresponded about this problem yesterday, so I'll respond on the r-help list only briefly: On Tue, 23 Oct 2012 23:12:23 +0300 Maya Abou Zeid wrote: > Hello, > > I am using the SEM package in R to fit a multigroup latent variable model and > ran into some difficulties. I

[R] SEM multigroup modeling

2012-10-23 Thread Maya Abou Zeid
Hello, I am using the SEM package in R to fit a multigroup latent variable model and ran into some difficulties. I have 2 questions: 1. First, I am getting the following error message and wondering what to do to fix it: Error in solve.default((N[g] - 1) * robustVcov(mod.g, adj.obj = ad