2025年教学资料:8.5统计图表
8.5统计图表8.5统计图表情境导入探索新知例题辨析巩固练习归纳总结布置作业国家定期开展人口普查是查清我国人口在数量、结构、分布和居住环境等方面的情况变化,为科学制定国民经济和社会发展规划,推动经济高质量发展提供科学准确的统计信息支持.对于全国人口普查的大量数据(如图所示),用什么方法呈现能更直观地反映普查的信息呢?思考:8.5统计图表情境导入探索新知例题辨析巩固练习归纳总结布置作业我们可以利用统计的方法对数据进行整理和分析,其基本方法是列频率分布表,绘制频率分布直方图.频率分布表可以清楚地反映数据的分布规律.频率分布直方图可以将频率分布表中所反映的规律直观、形象地表示出来.8.5统计图表情境...
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