The Rasch measurement model has emerged as a pivotal tool in educational assessment by transforming ordinal performance data into interval-level measures. This probabilistic model facilitates the ...
Quality of Life Research, Vol. 25, No. 10 (October 2016), pp. 2565-2569 (5 pages) Purpose The Personal Wellbeing Index (PWI) is used internationally to measure subjective well-being. While numerous ...
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