数据的代表
展开收缩
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文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html
数据的波动
展开收缩
文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html
文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html
文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html
用样本估计总体的思想
展开收缩
文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html
文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html
文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html 文章源自公式库网-https://www.gongshiku.com/html/201808/chuzhongshuxuegongshizhishujudefenxigongshi.html
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