UEC Junior 3 · 数学 (Mathematics)
统计 (Statistics)
初三统考数学的统计单元重点在于平均数、中位数与众数的灵活计算，许多同学常因忽略分组数据的计算细节而失分。只要掌握好数据整理的规律并多加练习各类图表题型，你就能在这一块稳拿应得的分数。
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