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Raiche, Gilles; Blais, Jean-Guy – Online Submission, 2005
The distribution of person fit indices is not easy to describe in tests where the item sample is too small to conform to a theoretical asymptotic statistical distribution, particularly the normal N(0,1). In practice, it is always the fact and, consequently, it is difficult to get the critical percentile value indicating person misfit. First, we…
Descriptors: Regression (Statistics), Statistical Distributions, Student Placement, Goodness of Fit