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Vaculíková, Jitka; Kalenda, Jan; Kocvarová, Ilona – Cogent Education, 2023
Non-formal adult education (NFE) provides adults of all ages with the opportunity to acquire skills, knowledge, and expertise. However, there is currently a lack of validated instruments that measure the factors of NFE non-participation in European countries, particularly their barriers. One exception is the Non-participation in Non-formal…
Descriptors: Validity, Cross Cultural Studies, Informal Education, Adult Education
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Abbott, Rosemary A.; Ploubidis, George B.; Huppert, Felicia A.; Kuh, Diana; Croudace, Tim J. – Social Indicators Research, 2010
The aim of this study is to assess the effective measurement range of Ryff's Psychological Well-being scales (PWB). It applies normal ogive item response theory (IRT) methodology using factor analysis procedures for ordinal data based on a limited information estimation approach. The data come from a sample of 1,179 women participating in a…
Descriptors: Females, Factor Analysis, Item Response Theory, Longitudinal Studies