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各种习题都有数量问题,也有质量问题,并且有评价习题质量的标准.为了利用习题发展学生的智力,需要探讨评价习题质量的各种指标.我国历史教学,特别是各级选拔性考试评价试题,常用的指标有:信度、效度、难度和区分度.信度是指测量的可靠性,即一个高质量的试题或试题体系对相同对象多次地使用,其结果应该保持一致.效度指习题测验的结果能正确地反应学生知识和能力的水平程度.难
All kinds of exercises have the quantity problem, also have the quality problem, and has the standard which evaluates the exercise quality.In order to use the exercise to develop the student's intelligence, need to discuss various indexes which appraises the exercise quality.Chinese history teaching, especially at all levels of the selective examination evaluation Test questions, commonly used indicators are: reliability, validity, difficulty and differentiation.Credit refers to the reliability of measurement, that is, a high quality test questions or test system for the same object repeatedly used, the results should be consistent. Validity refers to the results of exercise tests correctly reflect the level of knowledge and ability of students.