Based on the thorough surveys and investigations,Graduate Management Admission Council(GMAC) identified the academic abilities that business school students would need to successfully complete the graduate business school core curriculum. After 7 years’design,development,and research,in June 2012,GMAC added Integrated Reasoning,a new section with all newly designed innovative items,to the existing exam. This paper presents the research and development process of this section,and demonstrates its test validity through concrete evidences,hoping to shed lights on test development,innovative item design,and validity study.%美国管理类研究生招生理事会在充分调研成功完成商学院核心课程所需要的学业技能的基础上，历时7年完成GMAT综合推理试题的研发，于2012年正式推出新版GMAT考试。本文介绍综合推理试题的研发过程，并通过具体数据展示其考试效度，希望可以为考试主办方开发考试、设计创新题型以及进行效度研究提供参考。
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