[R] Structural equation modeling in R(lavaan,sem)

[yrosseel]

On 03/29/2011 10:49 PM, jouba wrote:
>
> Dear all
>
> I have an  error mesage
> « error message : the MLM estimator can not be used when data are incomplete »
> When i use the function sem(package lavaan) and  when i  fill  the  paramters  estimator  and missing
> estimator="MLM", missing="ml"
>
> i understand by this that i am not allowed to use estimator= ``mlm ``  in parralle to the parameter missing

You understood correctly. Estimator 'MLM' (=ML estimation + 
Satorra-Bentler scaled test statistic) is only defined for complete 
data. The equivalent for incomplete data is the estimator 'MLR' (=ML 
estimation + Yuan-Bentler scaled test statistic).

Yves.