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1、精品教学教案3.1.1 随机事件的概率1了解事件的分类及随机事件发生的不确定性和其概率的稳定性(难点)2理解频率与概率的联系与区别(重点)3能初步举出重复试验的结果 基础初探 教材整理1 事件阅读教材 P108的内容,完成下列问题1确定事件:在条件S下,一定 _ 的事件,叫做相对于条件S的必然事件,简称为必然事件;在条件S下,一定 _的事件,叫做相对于条件S的不可能事件,简称为不可能事件 _事件和 _事件统称为相对于条件S的确定事件,简称为确定事件2随机事件:在条件S下可能 _也可能 _的事件,叫做相对于条件S的随机事件,简称为随机事件3事件:_事件和 _事件统称为事件,一般用大写字母A,B,
2、C,表示4分类:事件确定事件不可能事件必然事件随机事件1判断(正确的打“”,错误的打“”)(1)三角形的内角和为180是必然事件()(2)“抛掷硬币三次,三次正面向上”是不可能事件()精品教学教案(3)“下次李欢的数学成绩在130 分以上”是随机事件()2下列事件中,是随机事件的有()在一条公路上,交警记录某一小时通过的汽车超过300 辆;若a为整数,则a1 为整数;发射一颗炮弹,命中目标;检查流水线上一件产品是合格品还是次品A1 个B 2 个C3个D4 个3下列事件是确定事件的是()A2018 年世界杯足球赛期间不下雨B没有水,种子发芽C对任意xR,有x12xD抛掷一枚硬币,正面向上教材整理
3、2 频数与频率阅读教材 P109P110“思考”以上部分,完成下列问题在相同的条件S下重复n次试验,观察某一事件A是否出现,称n次试验中事件A出现的次数nA为事件A出现的 _,称事件A出现的比例fn(A)nAn为事件A出现的频率,其取值范围是 _某射击运动员射击20次,恰有 18次击中目标,则该运动员击中目标的频率是_教材整理3 概率阅读教材 P111P112的内容,完成下列问题随机事件发生_用概率来度量,概率是客观存在的对于给定的随机事件A,事件A发生的 _随着试验次数的增加稳定于_,因此文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P
4、7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C
5、5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R
6、9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10
7、U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9
8、P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8
9、N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码
10、:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7精品教学教案可用 _来估计 _,即P(A)nAn.因此求事件A的概率的前提是:大量重复的试验,试验的次数越多,获得的数据越多,这时用nAn来表示P(A)越精确在一次掷硬币试验中,掷30 000 次,其中有14 984 次正面朝上,则出现正面朝上的频率是 _,这样,掷一枚硬
11、币,正面朝上的概率是_ 探究共研型 随机事件的“条件”特征探究 1 定义中的“条件S”是唯一的吗?探究 2 如何理解条件在判断事件类型中的作用?频率与概率的关系探究 3 频率与试验次数有关吗?概率呢?文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 Z
12、O9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2
13、G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档
14、编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW1
15、0P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S
16、3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX
17、1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C
18、10U7 ZO9P3Y2G8N7精品教学教案(2)概率是一个确定的数,是客观存在的,与试验做没做、做多少次完全无关探究 4 试验次数越多,频率就越接近概率吗?1、科比在同一条件下进行投篮练习,结果如下表:投篮次数8 10 15 20 30 40 50 进球次数6 8 12 17 25 32 39 进球频率(1)计算表中进球的频率;(2)科比投篮一次,进球的概率约是多少?(3)科比进球的概率是0.8,那么他投10 次篮一定能投中8 次吗?2、某射手在同一条件下进行射击,结果如下表所示:射击次数n 10 20 50 100 200 500 击中靶心次数m 8 19 44 92 178 455 nm
19、文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:C
20、W10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V
21、6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5
22、HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M
23、5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7
24、 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3
25、Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7精品教学教案击中靶心的频率(1)填写表中击中靶心的频率;(2)这个射手射击一次,击中靶心的概率约是什么?当堂检测1下面的事件:掷一枚硬币,出现反面;异性电荷相互吸引;3
26、510.是随机事件的有()A B C D 2下面的事件:在标准大气压下,水加热90时会沸腾;从标有1、2、3 的小球中任取一球,得 2 号球;a1,则 yax 是增函数,是必然事件的有()A B C D3从某自动包装机包装的白糖中,随机抽取20 袋,测得各袋的质量分别为(单位:g):492 496 494 495 498 497 501 502 504 496 497 503 506 508 507 492 496 500 501 499 根据频率分布估计总体分布的原理,该自动包装机包装的袋装白糖质量在497.5 501.5 g之间的概率约为_4指出下列事件中哪些是必然事件、不可能事件、随机事
27、件:(1)小张同学在公交车站等车,10 分钟后公交车到达(2)函数f(x)2x 3,f(3)9.(3)“老张开车去东北,撞了”(4)宋代诗人叶绍翁游园不值:应怜屐齿印苍苔,小扣柴扉久不开(5)若xR,则x2x.(6)同等体积的纯铁块和纯铜块质量相同文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW1
28、0P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S
29、3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX
30、1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C
31、10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 Z
32、O9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2
33、G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档
34、编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7精品教学教案5下表是某种油菜籽在相同条件下的发芽试验结果表,请完成表格并回答问题.每批粒数2510701307001 5002 0003 000 发芽的粒数249601166371 3701 7862 715 发芽的频率(1)完成上面表格;(2)该油菜籽发芽的概率约是多少?.当堂检测1C 2.A 30.25.4.(1)为随机事件;(2)是必然事件;(3),(4),(5)为随机事件;(6)是不可能事件5 解:(1)填入表中的数据依次为1,0.8,0.9,0.857,0.892,0.910,0.913,0.893,0.
35、905.(2)该油菜籽发芽的概率约为0.9 文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C
36、10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 Z
37、O9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2
38、G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档
39、编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW1
40、0P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7文档编码:CW10P7V6S3C5 HX1R9M5C10U7 ZO9P3Y2G8N7