1. problem, find out the problems in statistics and improve interest;

2. In-depth exploration and research to solve problems;

3. Develop, summarize the derivative direction after learning statistics, and improve the knowledge.

"Three-stage" statistics teaching can cultivate the concept of data analysis for primary school students. Because of the age of primary school students and other reasons, statistics in primary schools is relatively simple, and statistics teaching is boring, so it is easy to despise statistics teaching and ignore the cultivation of students' ability in this respect.