2021高考數(shù)學(xué)（理）人教版二輪復(fù)習(xí)：9-5 變量間的相關(guān)關(guān)系與統(tǒng)計(jì)案例ppt課件

1、考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)第五節(jié)變量間的相關(guān)關(guān)系與統(tǒng)計(jì)案例第五節(jié)變量間的相關(guān)關(guān)系與統(tǒng)計(jì)案例 考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)相關(guān)關(guān)系相關(guān)關(guān)系隨機(jī)性隨機(jī)性考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)一條直線附近一條直線附近左下角左下角右上角右上角左上角左上角右下角右下角考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)

2、時(shí)作作業(yè)業(yè)(y1bx1a)2(y2bx2a)2(ynbxna)2為最小為最小未知參數(shù)未知參數(shù)相關(guān)關(guān)系相關(guān)關(guān)系e 考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)0.75正相關(guān)正相關(guān)負(fù)相關(guān)負(fù)相關(guān)越強(qiáng)越強(qiáng)幾乎不存在線性相關(guān)關(guān)系幾乎不存在線性相關(guān)關(guān)系考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)越小越小 越好越好 越好越好 考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)不同

3、類別不同類別 22列聯(lián)表列聯(lián)表 頻數(shù)頻數(shù) 列聯(lián)表列聯(lián)表 22列聯(lián)表列聯(lián)表 考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)

4、自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)熱點(diǎn)考向一熱點(diǎn)考向一 變量間的相關(guān)關(guān)系變量間的相關(guān)關(guān)系 考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考

5、考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)熱點(diǎn)考向二熱點(diǎn)考向二 線性回歸方程線性回歸方程 考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作

6、作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)熱點(diǎn)考向三熱點(diǎn)考向三 獨(dú)立性檢驗(yàn)獨(dú)立性檢驗(yàn) 考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)非體育迷非體育迷體育迷體育迷合計(jì)合計(jì)男男女女1055合計(jì)合計(jì)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自主主整整合合熱熱點(diǎn)點(diǎn)考考向向 聚聚焦焦高高效效課課時(shí)時(shí)作作業(yè)業(yè)考考點(diǎn)點(diǎn)自自