2018
DOI: 10.1590/0104-530x1875-18
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Modelo multidimensional para mensurar qualidade em website de e-commerce utilizando a teoria da resposta ao item

Abstract: ISSN 0104-530X (Print) ISSN 1806-9649 (Online) Resumo: O presente artigo propõe um modelo multidimensional para medir a qualidade de websites comerciais com uso da Teoria da Resposta ao Item (TRI). A qualidade de um website engloba características técnicas (usabilidade/navegabilidade, apresentação da informação e interatividade) e não técnicas (design, estética, apelo visual, confiabilidade, hedonismo, imagem), configurando-se, teoricamente, como contexto multidimensional. As suposições iniciais das dimens… Show more

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Cited by 8 publications
(9 citation statements)
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“…The construction of an item bank requires laborious scientific research and time-consuming, thus besides the creation of the items for a particular psychological process, it is necessary to demonstrate its psychometric quality, which is the calibration, and also to validate the items. In the social sciences, the measurement process is complex, because a psychological, subjective, intangible variable is not directly observable, like most physical variables 14,18 .…”
Section: Discussionmentioning
confidence: 99%
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“…The construction of an item bank requires laborious scientific research and time-consuming, thus besides the creation of the items for a particular psychological process, it is necessary to demonstrate its psychometric quality, which is the calibration, and also to validate the items. In the social sciences, the measurement process is complex, because a psychological, subjective, intangible variable is not directly observable, like most physical variables 14,18 .…”
Section: Discussionmentioning
confidence: 99%
“…The questionnaire is a good instrument for measuring knowledge, and can be calibrated by IRT, a type of measure that starts from a secondary, observable reality, which is the behavior, the response, the item; to end up at a hypothetical, unobservable reality, which is the latent trait 14,28 .…”
Section: Discussionmentioning
confidence: 99%
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“…Tezza et al (2018) avaliaram a qualidade de websites de e-commerce. Para eles, a apresentação de uma palavra ou frase transmite uma informação de funcionalidade que orienta e informa o usuário na interface do site.…”
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