SPSS when doing PCA disregards computation of factor scores other than Regression
In SPSS FACTOR procedure, when factor extraction is "PC" (i.e.
principal component analysis is performed) and the user wants to
save Bartlett's or Anderson-Rubin factor scores, the program will
still compute and save scores from Regression method - which in case
of PCA are the exact component scores.
Why so? It is inconvenience and shortcoming - because
sometimes one might want Bartlett's or Anderson-Rubin scores even
with PCA, in spite these are not typically computed within PCA, in
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