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随着工农业生产和科学技术的发展，统计知识的应用越来越广泛。虽属只学不考的内容，但统计仍然是小学数学基础知识的重要组成部分，也是学生运用所学知识解决简单实际问题的重要方面，教学应予重视。教材把以概率论为基础的数理统计学中的一些最基础的概念，结合有关内容...
With the industrial and agricultural production and the development of science and technology, the application of statistical knowledge is more and more widely. Although it is only for non-examinations, statistics are still an important part of the elementary knowledge of mathematics in elementary schools. It is also an important aspect for students to use their knowledge to solve simple and practical problems. Teaching should be given priority to. The text combines some of the most basic concepts in mathematical statistics based on probabilistic theory with relevant content ...