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一、教学背景分析(一)对课标的理解与把握.从课程标准看,本章属于“统计与概率”领域,教科书一共安排了三章,前两章是统计,最后一章是概率,本章的学习要以前两章统计学部分的知识为基础.本节内容计划用2课时完成,第1课时通过试验让学生感悟可以通过大量的重复试验,用事件发生的频率去估计这一事件发生的概率;第2课时结合具体
First, the teaching background analysis (A) of the understanding and grasp of the standard .From the curriculum standards, this chapter belongs to “statistics and probability ” field, a total of three textbooks, the first two chapters are statistics, the last chapter is the probability, The learning of this chapter is based on the knowledge of the statistical sections of the previous two chapters. The content of this section is intended to be completed in 2 class hours. The first class is designed to give students the impression that this event can be estimated by a large number of repetitive tests using the frequency of occurrences The probability of the second class when combined with specific