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Haertel, Edward H. – 1996
These FORTRAN programs and MATHEMATICA routines were developed in the course of a research project titled "Achievement and Assessment in School Science: Modeling and Mapping Ability and Performance." Their use is described in other publications from that project, including "Latent Traits or Latent States? The Role of Discrete Models…
Descriptors: Ability, Academic Achievement, Computer Software, Educational Assessment