“统计与概率”作为数学课程四大领域之一,在小学数学教材中占有一定的比例。学生在解决“统计与概率”问题的过程中,容易出现一些错误,根据笔者的教学经验,学生产生错误的原因大致可分为以下几个方面:一、概念模糊不清例1:某次福利彩票的中奖率为1%,小明买了100张彩票, “Statistics and Probability” as one of the four major areas of mathematics curriculum, accounting for a certain proportion of primary school mathematics textbooks. Students in the process of solving the problem of “statistics and probability” prone to some mistakes, according to the author’s teaching experience, students can reason for errors can be divided into the following aspects: First, the concept of ambiguous Example 1: a Welfare lottery winning rate of 1%, Xiao Ming bought 100 lottery tickets,