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用样本估计总体

高三一轮复习数学教案《用样本估计总体》

DI2KESHI YONGYANGBENGUJIZONGTI

YI、JICHUZHISHIFUXIZONGJIE

1.ZUOPINLVFENBUZHIFANGTUDEBUZHOU

(1)QIUJICHA(JIYIZUSHUJUZHONGZUIDAZHIYUZUIXIAOZHIDECHA).

棋牌游戏(2)JUEDINGZUJUYUZUSHU.

(3)JIANGSHUJUFENZU.

(4)LIEPINLVFENBUBIAO.

(5)HUAPINLVFENBUZHIFANGTU.

2.PINLVFENBUZHEXIANTUHEZONGTIMIDUQUXIAN

棋牌游戏(1)PINLVFENBUZHEXIANTU:

棋牌游戏LIANJIEPINLVFENBUZHIFANGTUZHONGGEXIAOZHANGFANGXINGSHANGDUANDEZHONGDIAN,JIUDEDAOPINLVFENBUZHEXIANTU.

棋牌游戏(2)ZONGTIMIDUQUXIAN:SUIZHEYANGBENRONGLIANGDEZENGJIA,ZUOTUSHISUOFENZUSHUZENGJIA,ZUJUJIANXIAO,XIANGYINGDEPINLVZHEXIANTUHUIYUELAIYUEJIEJINYUYITIAOGUANGHUAQUXIAN,TONGJIZHONGCHENGZHEITIAOGUANGHUAQUXIANWEIZONGTIMIDUQUXIAN.

3.JINGYETU

棋牌游戏TONGJIZHONGHAIYOUYIZHONGBEIYONGLAIBIAOSHISHUJUDETUJIAOZUOJINGYETU,JINGSHIZHIZHONGJIANDEYILIESHU,YESHICONGJINGDEPANGBIANSHENGZHANGCHULAIDESHU.

4.BIAOZHUNCHAHEFANGCHA

棋牌游戏(1)BIAOZHUNCHASHIYANGBENSHUJUDAOPINGJUNSHUDEYIZHONGPINGJUNJULI.

用样本估计总体

棋牌游戏(2)BIAOZHUNCHA:s =(3)FANGCHA:2222121[()()()]n s x x x x x x n

棋牌游戏=-+-++- . ER、JIBENGAINIANGUOGUANJIANCE

PANDUANXIALIEJIELUNDEZHENGWU(ZHENGQUEDE“√”CUOWUDEDA“×”)

(1)PINGJUNSHU、ZHONGSHUYUZHONGWEISHUCONGBUTONGDEJIAODUMIAOSHULEYIZUSHUJUDEJIZHONGQUSHI.(√)

棋牌游戏(2)YIZUSHUJUDEZHONGSHUKEYISHIYIGEHUOJIGE,NEIMEZHONGWEISHUYEJUYOUXIANGTONGDEJIELUN.(×)

(3)CONGPINLVFENBUZHIFANGTUDEBUCHUYUANSHIDESHUJUNEIRONG,BASHUJUBIAOSHICHENGZHIFANGTUHOU,YUANYOUDEJUTISHUJUXINXIJIUBEIMODIAOLE.(√)

棋牌游戏(4)JINGYETUYIBANZUOCEDEYEANCONGDADAOXIAODESHUNXUXIE,YOUCEDEYEANCONGXIAODAODADESHUNXUXIE,XIANGTONGDESHUJUKEYIZHIJIYICI.(×)

(5)ZAIPINLVFENBUZHIFANGTUZHONG,ZUIGAODEXIAOZHANGFANGXINGDIBIANZHONGDIANDEHENGZUOBIAOSHIZHONGSHU.(√)

(6)ZAIPINLVFENBUZHIFANGTUZHONG,ZHONGSHUZUOBIANHEYOUBIANDEXIAOZHANGFANGXINGDEMIANJIHESHIXIANGDENGDE.(×)

棋牌游戏(7)ZAIPINLVFENBUZHIFANGTUZHONG,XIAOJUXINGDEGAOBIAOSHIPINLV.(×)

(8)PINLVFENBUZHIFANGTUZHONGGEGEZHANGFANGXINGDEMIANJIZHIHEWEI1.(√)

棋牌游戏(9)YIZUSHUJUDEFANGCHAYUEDA,SHUOMINGZHEIZUSHUJUDEBODONGYUEDA.(√)

(10)ZHONGWEISHUYUZHONGSHUDOUSHIWEIYIDE.(×)

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