论文部分内容阅读
统计图表是描述数据的重要手段,借助统计图表可以直观地表示数据.在实际教学中,有老师将统计图表的教学重点放在了统计图表的定义及如何制作图表上.统计图表的这种定位是否恰当?初中阶段为什么要学习统计图表?统计图表的教学重点是什么?如何进行相关内容的教学?下面笔者以两节同课异构的初中统计课“频数直方图”为例,对上述问题进行分析.1频数直方图课例概述1.1课例1概述活动一:引入学生阅读教材中的问题:为了参加学校各年
Statistics chart is an important means to describe the data, with the help of statistical charts can visually represent the data.In the actual teaching, there are teachers who focus on the teaching of statistical charts on the definition of statistical charts and how to make charts. Is it appropriate? Why junior high school should learn statistical charts? What is the focus of the statistical teaching chart? How to carry out the teaching of related content? The following author of two different classes with the same high school statistical class “frequency histogram ” as an example, The above questions are analyzed.1 Frequencies Histogram Lesson Overview 1.1 Lesson 1 Overview Activity 1: Introduction of Students’ Reading Textbook Questions: In order to participate in the school year