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Question order and context effects on multi-items scales questions

Dissertação apresentada como requisito parcial para obtenção do grau de Mestre em Estatística e Gestão de Informação ; This study examines question order effects, in particular context effect, on multiple-item scales questions and the impact that these effects can have in validity and reliability of measurement. For this purpose, it was performed a survey research with two versions of ECSI questionnaire, in wh...