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纵观近几年全国各地的中考题,命题者将命题的焦点放到了频数分布表与扇形统计图的联姻,角度比较独特,立意也比较新颖。下面例举几例中考题,介绍这种类型题的解题方法。一、从频数分布表寻找突破口,逐一寻找信息解题例1(2014年江苏盐城)某校课外兴趣小组在本校学生中开展“感动中国2013年度人物”先进事迹
Throughout the examination questions in various parts of the country in recent years, the propositioners put the focus of the proposition on the marriage of the frequency distribution table and the fan-shaped chart, which is more unique in perspective and more novel in conception. Here are a few examples of test questions to introduce this type of problem-solving methods. First, looking for a breakthrough from the frequency distribution table, one by one to find information to solve the problem Example 1 (2014 Yancheng, Jiangsu) a school extra-curricular interest group in the school students to carry out “touching China’s 2013 figures” advanced deeds