تدريـــج مقياس دافعية الانجاز باستخدام نظرية الاستجابة للمفردة على عينة من طلاب المرحلة الثانوية

The current research aimed to use the theory of response to the vocabulary in building a measure of achievement motivation and grading its vocabulary according to difficulty, and a unit of measurement of knowledge and the work of estimates of ability corresponding to each possible total raw degree on the scale. In addition, verifying the validity and stability of the scale in its final form. The research sample consisted of (500) male and female students from the second secondary grade in Beheira Governorate, with an average age of (17) years, with a standard deviation of (1.133) years, during the academic year (2022/2023 )
The study tool was represented in the initial image of the scale of achievement motivation attitudes prepared by the research team, and the study used the statistical analysis program Winsteps to scale the vocabulary of the scale on one gradient using the Rush model, as well as the SPSS program, and the results of the study resulted in the possibility of grading the vocabulary of achievement motivation positions on a continuous linear scale using the "Rush" model, after deleting individuals and vocabulary that are inappropriate to the foundations of objective measurement, and the possibility of estimating the capabilities of individuals corresponding to each possible total raw score on the scale, and verify the validity and stability of the scale in its final form.
 
Keywords
achievement motivation, vocabulary response theory, Rush model, test grading.