Resumo

SANCHEZ-MENDOZA, Vanessa; SORIANO-AYALA, Encarnación  e  VALLEJO-MEDINA, Pablo. A visual way to represent content validity and item properties. Revista de Psicología [online]. 2022, vol.40, n.2, pp.831-850.  Epub 04-Jul-2022. ISSN 0254-9247.  http://dx.doi.org/10.18800/psico.202202.007.

The purpose of this instrumental study was to show how to conduct an RStudio process to obtain a content validity visual representation through the alluvial function of the ggplot2 package to Condom Use Self-Efficacy Scale (This paper explains the stages to analyze content validity using a visual representation of an interrater agreement and item - factor belonging and focused mainly on qualitative aspects to evaluate the judge’s behavior and items’ weight. Furthermore, the paper discusses classical criteria to obtain content validity and its representation. The visual representation used shows high relevance to present the qualitative data associated with the content validity analysis since it allows to visualize in a differential way the weight of the dimensions in each item, the content validity coefficient in the set of dimensions, and the behavior of the judges in the overall evaluation of the scale.

Palavras-chave : CUSES; content validity; RStudio; alluvial plot.

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