Development and Validation of Mathematics Achievement Motivation Questionnaire

The purpose of this study was developing and validating of mathematics achievement motivation questionnaire for students at high school. In order to achieve the aim, a questionnaire was made based on literature and existing questionnaires in the field of mathematics. One hundred sixty-three students (81 boys and 82 girls) were chosen by random cluster sampling method from high school in Tehran. To achieve the goals, item analysis (discrimination index, loop method), construct validity (factor analysis) and reliability of factors and total score were computed. In factor analysis, two factors of motivation (approach and avoidance) were realized. The reliability of the questionnaire was 0.709. Considering the result of this study, the questionnaire has a good reliability and validity and factors could measure appropriately the mathematics achievement motivation.