DESIGN, ADAPTATION AND CONTENT VALIDITY PROCESS OF A QUESTIONNAIRE: A CASE STUDY

One of the tools most used in the past decades for data collection is the questionnaire´s based surveys. In this article a theoretical review of the design, adaptation and content validity process of a questionnaire is performed. A case study of this process is presented to have a practical example of the of this research stage. For the case study the objective is to create and develop a questionnaire up to the point of content validity. The final results gave a product of a questionnaire of 48 items and a content validity accepted with a value of a “V” of Aiken and accordance proportions indexes above of 0.80 in all the items.