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Derivation Material

The derivation table is provided as an Excel spreadsheet, and there are syntax files for use in SPSS.Derivation Material for the Full Method



Derivation Material for the Simplified Method


  • Use the matrix for the Full Method and look in the column or row for ‘ess sc’

  • A short version of the SPSS syntax file can be used (Appendix 7)

These files are available from the Matrices and Syntax web page.