The SAS System

The PRINCOMP Procedure

Observations 25
Variables 6

Simple Statistics
  x1 x2 x3 x4 x5 x6
Mean 0.8438000000 0.8183200000 1.792680000 1.734840000 0.7044000000 0.6938400000
StD 0.1140244857 0.1068545429 0.283473503 0.263599077 0.1075565743 0.1029521248

Covariance Matrix
  x1 x2 x3 x4 x5 x6
x1 0.0130015833 0.0103784417 0.0223499750 0.0200856750 0.0091207083 0.0079578417
x2 0.0103784417 0.0114178933 0.0185351900 0.0210995117 0.0085297833 0.0089085117
x3 0.0223499750 0.0185351900 0.0803572267 0.0667761967 0.0168369250 0.0128470300
x4 0.0200856750 0.0210995117 0.0667761967 0.0694844733 0.0177354833 0.0167935983
x5 0.0091207083 0.0085297833 0.0168369250 0.0177354833 0.0115684167 0.0080711500
x6 0.0079578417 0.0089085117 0.0128470300 0.0167935983 0.0080711500 0.0105991400

Total Variance 0.1964287333

Eigenvalues of the Covariance Matrix
  Eigenvalue Difference Proportion Cumulative
1 0.16354449 0.14519310 0.8326 0.8326
2 0.01835139 0.01028374 0.0934 0.9260
3 0.00806765 0.00471156 0.0411 0.9671
4 0.00335609 0.00113258 0.0171 0.9842
5 0.00222351 0.00133790 0.0113 0.9955
6 0.00088561   0.0045 1.0000

Eigenvectors
  Prin1 Prin2 Prin3 Prin4 Prin5 Prin6
x1 0.217736 0.337491 0.516754 -.401396 -.272327 -.579978
x2 0.204033 0.431690 0.030666 -.425346 -.197714 0.742337
x3 0.672909 -.499785 0.434294 0.051610 0.265954 0.188153
x4 0.632516 0.023910 -.690247 -.010006 -.260546 -.234366
x5 0.181313 0.430279 0.235336 0.809420 -.252848 0.086665
x6 0.158755 0.514050 -.107657 -.006142 0.827164 -.121334