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Primi, Caterina; Donati, Maria Anna; Chiesi, Francesca – Statistics Education Research Journal, 2016
Among the wide range of factors related to the acquisition of statistical knowledge, competence in basic mathematics, including basic probability, has received much attention. In this study, a mediation model was estimated to derive the total, direct, and indirect effects of mathematical competence on statistics achievement taking into account…
Descriptors: Models, Mathematics Skills, Probability, Statistics
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Bartolucci, F.; Montanari, G. E.; Pandolfi, S. – Psychometrika, 2012
With reference to a questionnaire aimed at assessing the performance of Italian nursing homes on the basis of the health conditions of their patients, we investigate two relevant issues: dimensionality of the latent structure and discriminating power of the items composing the questionnaire. The approach is based on a multidimensional item…
Descriptors: Foreign Countries, Probability, Item Analysis, Test Items
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Brighi, Antonella; Guarini, Annalisa; Melotti, Giannino; Galli, Silvia; Genta, Maria Luisa – Emotional & Behavioural Difficulties, 2012
Cyberbullying may sometimes be an extension of traditional bullying. However, some particular features of cyberbullying suggest that it may have a distinct causal pathway, due to the social context of a virtual environment within which peer social processes occur. Moreover, boys and girls may perceive and respond differentially to their social…
Descriptors: Intervention, Psychological Patterns, Bullying, Social Environment