IBM® SPSS® Amos™ 28

The PGFI (parsimony goodness of fit index), suggested by Mulaik, et al. (1989), is a modification of the GFI that takes into account the degrees of freedom available for testing the model:

,

where d is the degrees of freedom for the model being evaluated, and

is the degrees of freedom for the baseline zero model.

Use the \pgfi text macro to display PGFI on a path diagram.