--- /dev/null
+AT_BANNER([FACTOR procedure])
+
+AT_SETUP([FACTOR extraction=paf method=correlation])
+dnl This example is based on data from http://www.ats.ucla.edu/stat/Spss/output/factor1.htm
+
+AT_DATA([factor.sps],
+ [set format = F11.3.
+
+data list notable fixed /question13 to question24 1-12.
+begin data.
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+
+end data.
+
+missing values
+ question13 question14 question15 question16 question17 question18 question19 question20 question21 question22 question23 question24 (0).
+
+factor
+ /variables question13 question14 question15 question16 question17 question18 question19 question20 question21 question22 question23 question24
+ /print univariate det correlation
+ /format blank(.30)
+ /plot eigen
+ /criteria factors(3)
+ /extraction paf
+ /method = correlation.
+])
+
+AT_CHECK([pspp -O format=csv factor.sps], [0],
+ [Table: Descriptive Statistics
+,Mean,Std. Deviation,Analysis N
+question13,4.462,.729,1365
+question14,4.525,.700,1365
+question15,4.445,.732,1365
+question16,4.281,.829,1365
+question17,4.166,.895,1365
+question18,3.930,1.034,1365
+question19,4.077,.963,1365
+question20,3.777,.909,1365
+question21,3.774,.984,1365
+question22,3.607,1.116,1365
+question23,3.813,.957,1365
+question24,3.666,.926,1365
+
+Table: Correlation Matrix
+,,question13,question14,question15,question16,question17,question18,question19,question20,question21,question22,question23,question24
+Correlations,question13,1.000,.661,.600,.566,.577,.409,.286,.304,.476,.333,.564,.454
+,question14,.661,1.000,.635,.500,.552,.433,.320,.315,.449,.333,.565,.443
+,question15,.600,.635,1.000,.505,.587,.457,.359,.356,.509,.369,.582,.435
+,question16,.566,.500,.505,1.000,.586,.405,.335,.317,.452,.363,.459,.430
+,question17,.577,.552,.587,.586,1.000,.555,.449,.417,.595,.450,.613,.521
+,question18,.409,.433,.457,.405,.555,1.000,.627,.521,.554,.536,.569,.474
+,question19,.286,.320,.359,.335,.449,.627,1.000,.446,.499,.484,.444,.374
+,question20,.304,.315,.356,.317,.417,.521,.446,1.000,.425,.383,.410,.357
+,question21,.476,.449,.509,.452,.595,.554,.499,.425,1.000,.507,.598,.500
+,question22,.333,.333,.369,.363,.450,.536,.484,.383,.507,1.000,.493,.444
+,question23,.564,.565,.582,.459,.613,.569,.444,.410,.598,.493,1.000,.705
+,question24,.454,.443,.435,.430,.521,.474,.374,.357,.500,.444,.705,1.000
+Determinant,.002,,,,,,,,,,,,
+
+Table: Factor Matrix
+,Factor,,
+,1,2,3
+question13,.713,.398,
+question14,.703,.339,
+question15,.721,,
+question16,.648,,
+question17,.783,,
+question18,.740,-.345,
+question19,.616,-.415,
+question20,.550,,
+question21,.732,,
+question22,.613,,
+question23,.819,,.345
+question24,.695,,.386
+])
+
+AT_CLEANUP
+
+AT_SETUP([FACTOR extraction=pc method=correlation])
+dnl This example is from http://www.ats.ucla.edu/stat/spss/whatstat/whatstat.htm
+
+AT_DATA([factor2.sps],
+ [set format = F11.3.
+
+
+data list notable list /id female race ses schtyp prog read write math science socst.
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+137.00 1.00 4.00 3.00 1.00 2.00 63.00 65.00 65.00 53.00 61.00
+end data.
+
+factor
+ /variables read write math science socst
+ /extraction pc
+ /plot eigen
+ /criteria mineigen (.557)
+ .
+])
+
+AT_CHECK([pspp -O format=csv factor2.sps], [0],
+ [Table: Communalities
+,Initial,Extraction
+read,1.000,.736
+write,1.000,.704
+math,1.000,.750
+science,1.000,.849
+socst,1.000,.900
+
+Table: Total Variance Explained
+,Initial Eigenvalues,,,Extraction Sums of Squared Loadings,,,Rotation Sums of Squared Loadings,,
+Component,Total,% of Variance,Cumulative %,Total,% of Variance,Cumulative %,Total,% of Variance,Cumulative %
+1,3.381,67.616,67.616,3.381,67.616,67.616,,,
+2,.557,11.148,78.764,.557,11.148,78.764,,,
+3,.407,8.136,86.900,,,,,,
+4,.356,7.123,94.023,,,,,,
+5,.299,5.977,100.000,,,,,,
+
+Table: Component Matrix
+,Component,
+,1,2
+read,.858,.020
+write,.824,-.155
+math,.844,.195
+science,.801,.456
+socst,.783,-.536
+])
+
+AT_CLEANUP
\ No newline at end of file