Preparation and evaluation of psychometric quality of shyness questionnaire for students of Universities of Isfahan province

Goal: Given the need of scientific community for suitable psychometric tools for determination of psychological characteristics, this study aims to prepare a shyness questionnaire for university students of Isfahan province and evaluate the psychometric quality of the questionnaire. Methods: This studyuses descriptive and assessment method. In this work, 500 students from various Universities in Isfahan province were selected at random and answered the preliminary version of the prepared shyness questionnaire. Then the reliability of the questionnaire was investigated using Cronbach’salpha, even‑odd method, and test‑retest method. Findings: Investigating the psychometric quality of the questionnaire showed that it has suitable internal consistency. The reliability was calculated to be 0.83 by using Cronbach’s alpha, 0.7 using the even‑odd method, and 0.97 using test‑retest method,which indicates good reliability. Conclusions: Given the acceptable psychometric quality of the questionnaire, this 44‑item form can be a suitable tool for investigating shyness among students for various research purposes.