Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model), SuperMix (mixed models, mixed-effects program, MIXREG, MIXOR, MIXNO and MIXPREG) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model), SuperMix (mixed models, mixed-effects program, MIXREG, MIXOR, MIXNO and MIXPREG) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model), SuperMix (mixed models, mixed-effects program, MIXREG, MIXOR, MIXNO and MIXPREG) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)


   Student edition of IRTPRO for Windows

Note that SSI does not provide technical support for end users of the student edition of IRTPRO for Windows.

Restrictions:

Compared with the full edition, the student edition of IRTPRO for Windows is restricted as follows.

  • The total number of items is restricted to a maximum of 25 items.
  • The total number of persons is restricted to a maximum of 1000 persons.
  • The total number of dimensions is restricted to a maximum of 3 dimensions.
  • It can only import ASCII, tab-delimited, and comma-delimited data files.

    SSI highly appreciates your comments on this version by email (irt@ssicentral.com).

Software

The current student edition of IRTPRO for Windows can be installed using the installation application IRTPROStudentSetup.exe.

Instructions:

 

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