The following SPSS syntax generates the example on the main Principal Components Analysis page.
MATRIX DATA VARIABLES=ROWTYPE_ WoS Grand MoD Boxing Rugby Pan hours24 lineUp Today ThisWeek.
BEGIN DATA
N 200 200 200 200 200 200 200 200 200 200
CORR 1
CORR 0.6 1
CORR 0.6 0.6 1
CORR 0.5 0.5 0.5 1
CORR 0.3 0.3 0.3 0.3 1
CORR 0.2 0.2 0.1 0.2 0.1 1
CORR 0.1 0.1 0.1 0.1 0.1 0.5 1
CORR 0.1 0.1 0 0.1 0.1 0.2 0.3 1
CORR 0.1 0.1 0 0.1 0.1 0.2 0.2 0.2 1
CORR 0.1 0.1 0.1 0.1 0.1 0.4 0.4 0.2 0.3 1
END DATA.
FACTOR
/MATRIX = in(cor = *)
/ANALYSIS WoS to ThisWeek
/PRINT INITIAL EXTRACTION ROTATION FSCORE
/CRITERIA MINEIGEN(1) ITERATE(9999)
/PLOT EIGEN
/EXTRACTION PC
/CRITERIA ITERATE(9999)
/ROTATION VARIMAX
/METHOD=CORRELATION.