The FACTOR procedure can read an ordinary SAS data set containing raw data or a special data set specified as a TYPE=CORR, TYPE=UCORR, TYPE=SSCP, TYPE=COV, TYPE=UCOV, or TYPE=FACTOR data set ...
This is a preview. Log in through your library . Abstract Studies in factorial ecology have typically used the principal factor procedure coupled with varimax rotation. Since it can be shown that the ...