نتایج جستجو برای: statistic
تعداد نتایج: 19586 فیلتر نتایج به سال:
Person-fit statistics test whether the likelihood of a respondent's complete vector of item scores on a test is low given the hypothesized item response theory model. This binary information may be insufficient for diagnosing the cause of a misfitting item-score vector. The authors propose a comprehensive methodology for person-fit analysis in the context of nonparametric item response theory. ...
The existing systems of sustainability assessment include about 140 private indicators. Their calculation is based on extensive source material. They are generally sufficiently representative and objective, but the calculation is possible only for a limited number of countries where the system of collecting and maintaining of statistical data on various aspects of life (economic, social, enviro...
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