item validity मीनिंग इन हिंदी

Beyond the Council's responsibilities for conducting and jurying the examination in locations throughout North America, it is charged with defining, researching and updating bodies of knowledge, conducting field surveys, analyzing candidate performance, evaluating subject areas and item validity, developing and pretesting questions and problems, improving scoring, implementing grading and jurying procedures, reviewing education and practice requirements, and identifying public health, safety and welfare issues.