Is it possible to run a Factor Analysis on a pre-defined correlation matrix? From what I know, if you run PROC FACTOR, the first thing SAS does is create a correlation matrix but since the dataset I have is already the correlation matrix, wouldn't that mess up the whole process? My code: /* check if correlation coefficients are the same as the original coefficients in the dataset */ proc corr data=dataset outs=datacorr; run; /* Factor Analysis */ ods graphics on; proc factor data=datacorr r=v n=3 plots=loadings; run; ods graphics off;
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