استخدام نموذج (راش)‎ فى تطوير اختبار كاتل الثالث للذكاء الصورة (أ)‎

Abstract EN

This study aimed at rearranging the items of Cattell's test (The third Test Form A) by using Rasch's One Parameter model.

In addition, different forms for interpreting the individuals level of ability were carried out.

The test was conducted on a sample of (240) students from El-Quads Open University using "SPSS" program version (13) and Winsteps Version (2.88) for statistical treatment in accordance with Rasch Model.

The results showed the necessity of omitting two items of classification test because they were not fitting the model.

The remain items that were left were (48).

Moreover, the present study form criteria for percentiles rank, T scores, and standardized intelligent quiescent that equal for the different individual ability for the two sexes.