Reliability and Validity of Wechsler Intelligence Scale for Children­ Third Edition (WISC-III) in Iran

Ali Reza Jazayeri, Abas Poorshahbaz



The purpose of this study is to adapt, normalize and to determine reliability and validity of W1SC-. At adaptation stage, 835 students were selected through a systematic random sampling from 30 schools, after completion the test, suitable items were chosen according to  Iranian culture. Then. at normalizing stage, 2456 boys and girls were selected through a  systematic random sampling from 72 educational departments. The results showed thai the reliability coefficients is higher than 0.95 and the validity is high the WJSC-111 has sufficient and satisfied reliability and validity in Iranian students.

Key Words: reuability, validity, and wisc


reuability, validity, and wisc

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