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. Author manuscript; available in PMC: 2011 Aug 1.
Published in final edited form as: J Res Pers. 2010 Aug 1;44(4):407–420. doi: 10.1016/j.jrp.2010.03.002

Table 7. Assessment of Simple Structure Among the IPIP BFFM.

Evaluative Factors
 Non-evaluative factors
Simple structure indices
 Simple structure indices
Dimensionality
 Hyperplane
 Complexity
 Hyperplane
 Complexity
Four dimensions
  Simulated simple structure - - 1.00 1.01
  IPIP BFFM structure - - 0.53 1.71
  Simulated sphericity - - 0.51 1.93
Five dimensions
  Simulated simple structure 1.00 1.01 1.00 1.02
  IPIP BFFM structure 0.70 1.43 0.55 2.00
  Simulated sphericity 0.37 2.22 0.54 2.21

Note. IPIP BFFM = International Personality Item Pool Big Five Factor Markers.