Evidencias de validez para la escala informatizada de actitudes hacia la estadística ESATS
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Issue Date
2014-08-27Keywords
PsicometriaEstatística
Escala informatizada
Psychometrics
Statistics Education
Electronic Instruments
xmlui.metadata.dc.contributor.email
[email protected]
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Validity evidences for the electronic attitudes scale towards statistics ESATSCitation
Revista Digital de Investigación en Docencia Universitaria, 0(1), 122-143Journal
Revista Digital de Investigación en Docencia Universitaria (RIDU)Additional Links
http://revistas.upc.edu.pe/index.php/docencia/article/view/39Abstract
This study aimed to verify the validity evidences of the electronic scale of attitudes towards statistics eSATSportuguês through Rasch model. A sample of 137 Brazilian students, selected for convenience, participated in this study. They were aged 20-55 (M=28.71; DP=7.77), 79.6% female, enrolled in the last semester from graduation courses of a private university in São Paulo state, and had already attended a Statistics subject. The participants answered the 28-item, 7-point Likert-type scale, in computer laboratories. The results indicated a good fit of the items to Rasch model, and the scale’s good psychometric properties, making it a good instrument to measure the construct attitude. The sample’s average attitude towards statistics was more positive rather than negative.Este estudo objetivou verificar evidências de validade da Escala Informatizada de Atitudes frente à Estatística eSATSportuguês, via modelo de Rasch. Participaram 137 universitários brasileiros, escolhidos por conveniência, com idades de 20 a 55 anos (M=28.71; DP=7.77), 79,6% mulheres, matriculados nos últimos semestres de cursos de graduação de uma universidade particular do interior do estado de São Paulo, que já haviam cursado a disciplina Estatística. Os participantes responderam a escala eSATSportuguês, com 28 itens do tipo Likert de 7 pontos, em laboratórios de informática. Os resultados indicaram bom ajuste dos itens ao modelo de Rasch e boas propriedades psicométricas, podendo ser utilizado para mensurar o construto atitude. A amostra apresentou atitude média mais positiva que negativa em relação à Estatística.
Type
info:eu-repo/semantics/articleRights
info:eu-repo/semantics/openAccessLanguage
spaISSN
2223-2516Collections
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- Creative Commons