Question about structural equation modeling

Posted by stace swayne on Oct 10, 2013; 12:20am
URL: http://spssx-discussion.165.s1.nabble.com/Question-about-structural-equation-modeling-tp5722477.html

I received a revise and resubmit on a manuscript focused on the establishment of a measurement model for a depression scale. One of the reviewers asked why I didn't use a validation sample. My question is, is it always necessary to have a validation sample. All opinions are welcomed.