Menu: View→Analysis Properties→Estimation→Generalized least squares
Specifies a generalized least squares solution, obtained by minimizing (D1) together with (D3) in Appendix B.
For more information, see the Gls method of the AmosEngine class.
Programming
In Amos Graphics programs, you can select this option by using the following statement (Visual Basic):
pd.GetRadioButton("AnalysisPropertiesForm", "OptionDiscrepancy_GLS").Checked = True