一、结合生活,初步感知本课是在学生已经学习了比较、分类知识的基础上学习统计的初步知识。为激发学生兴趣,形成对统计的初步的感性认识,获得积极的情感体验,教师首先巧妙引课,告诉同学们一个好消息,班里打算举办元旦晚会,需要准备一些水 A combination of life, the initial perception This lesson is in the students have learned the comparative, classification based on the basic knowledge of statistical knowledge. In order to arouse the interest of students and to form a preliminary perceptual understanding of statistics and get a positive emotional experience, teachers first cleverly introduced lessons and told the students that the good news is that the class intends to hold a New Year's party and needs to prepare some water