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2018_2019学年八年级数学下册第二十章数据的分析小结课件（新版）新人教版.ppt

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小结,类型之一 平均数、中位数和众数的计算过程,小结,小结,小结,小结,小结,小结,小结,小结,小结,类型之二 方差的计算及应用,小结,小结,小结,小结,小结,小结,类型之三 用样本估计总体,小结,小结,小结,类型之四 数学活动,小结,小结,小结,小结,小结,

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