Construction and evaluation of the reliability and validity of the spiritual intelligence formation questionnaire for high school students

Introduction: Spiritual intelligence survey and paying attention to how it is formed, especially in high school students who are at a critical stage in terms of age, has valuable results in the field of spirituality and its application in ensuring students' mental health. The present study is a mixed exploratory study that was conducted to design and evaluate the validity and reliability of the spiritual intelligence formation questionnaire for high school students. Methods: The statistical society included 35414 high school students in Tabriz. The sample size of the quantitative part was determined using Krejcie and Morgan formula and 380 people were selected by cluster random sampling method. After interviewing 21 participants from the qualitative part, data saturation was obtained and a questionnaire was designed based on it. To determine the content validity of the questionnaire, qualitatively from the point of view of six experts and to analyze the data, exploratory factor analysis and second-order confirmatory factor analysis with maximum likelihood method were used.                                                                                                                                                                 Results: The results of the analysis showed that the general structure of students' spiritual intelligence has the highest impact factor (0.78) with the consequences component and the lowest impact factor (0.64) with the context component. The results of the analysis showed a good fit to the designed model with experimental data and the validity of the formation of students' spiritual intelligence at the level of questions and components was confirmed. Conclusion: In this study, three main components of the formation of students' spiritual intelligence were obtained. According to the results, the questionnaire on the formation of spiritual intelligence of students with high validity is a tool that is valid for use in educational and psychological research.