Normalization of Vocabulary and Space Visualization Tests of General Aptitude Test Battery in Esfahan High School Pvpils

In this study, researchers investigated validity, reliability and norms of General Aptitude Test Battery. The research was conducted by correlational. Design. Sample was conducted by correlatioinal design. Sample was 1200 pupils who selected randomly stratificd within 32771 students (600 boys & 600 girls). Vocabulary and space visualization tests was adminidtered on participants. All of items has sufficient descrimination coeffidient except for 10 items No 1, 3, 23 and 26 upto 40. consistency reliability was computed via cronbach, which is 0/73 and 0/64 respectively. Factor analysis was used in order to determine construct velity. The present findings suggest that there is relation between participants’ perfermance and their gender. Boys has higher average in performance relative to girls.