在现实条件下,高考的难度仍然受到广泛关注,科学调控试题难度是高考命题过程中的一个重要环节。通过设定标准选择当年参加高考的少量学生入闱进行试测,运用等百分位等值、平均值等值和加权分析等方法,结合对试测生实测数据的分析,能够达到预测试卷难度的效果。试卷难度的有效预测对科学调控试题难度起到了很好的作用。 Under realistic conditions, the difficulty of college entrance examination is still subject to widespread concern, the difficulty of scientific control questions is an important part of the college entrance examination proposition. By setting a standard to select a small number of students who participated in the college entrance examination into the test, the use of other percentile equivalents, the average equivalent and weighted analysis methods, combined with the test data measured real test to predict the difficulty of the paper effect. The effective prediction of the difficulty of the test paper played a very good role in the difficulty of the scientific control test.