Entry Nº 024Stage 2 · Grades 3–4统计与概率
条形统计图
用直条的长短表示数量的多少。
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Definition
每类数据画一根直条，条越长数量越多——比较多少，条形图比数字更直观。画图时留意：一格代表多少，决定了整幅图说话的口径。
Where it comes from · where it goes
Prerequisites
What builds on it
Minds behind it