《五年级数学可能性课件》由会员分享，可在线阅读，更多相关《五年级数学可能性课件（14页珍藏版）》请在金锄头文库上搜索。
1、人教新课标版五年级数学上册Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.举行足球比赛，裁判用抛硬币决 定谁先开球。你认为公平吗？Evaluation only.Evaluation on
2、ly. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.抛20次硬币，看看会有几次正面，几次反面。抛硬币 次数正面朝 上次数反面朝 上次数12Evaluation only.Evaluation only. Created with Aspose.Sli
3、des for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.实验实验 者抛硬币总币总 次数正面朝上次数反面朝上次数德摩根409220482044蒲丰404020481992费费勒1000049795021皮尔逊逊240001201211988历史上的数学家掷硬币试验的数据统计表Evaluation only.E
4、valuation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.出现正面和出现反面的可能 性是相同的，都是 。1 2Evaluation only.Evaluation only. Created with Aspose.Slides f
5、or .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.一、请你当小法官，辨别是非。1、掷一枚硬币，连续掷100次，那么正面朝上的次数大约是 50次。 （ ） 2、红色 黄 色蓝色三人做游戏，每人选一种颜色，指针停在谁的 颜色上谁 就玩。这种办法公平吗？ （ ）3、盒子中摸出黑球和白球的可能性是相等的。（ ）Eval
6、uation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.三名同学玩跳棋, 每人 选一种颜色,指针停在谁 选的颜色上谁就先走。 小丽选择了红色。你认 为这样的方案公平吗？怎么样设计这个转盘才公平？二、小游戏
7、Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.三名同学玩跳棋, 每人 选一种颜色,指针停在谁 选的颜色上谁就先走。 小丽选择了红色。你认 为这样的方案公平吗？怎么样设计这个转盘才公平？E
8、valuation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.三名同学玩跳棋, 每人 选一种颜色,指针停在谁 选的颜色上谁就先走。 小丽选择了红色。你认 为这样的方案公平吗？怎么样设计这个转盘才公平？Ev
9、aluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.(1)指针停在这四种 颜色区域的可能性 各是多少？(2)如果转动指针100 次，估计大约会有多 少次指针是停在红色 区域？Evaluation
10、only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.丽丽和小雪玩游戏，她们想用掷 骰子来决定谁先玩。这两个骰子 该选哪一个比较公平呢？ Evaluation only.Evaluation only. Create
11、d with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.骰子每一个面的大小不同， 它出现的可能性也就不同。Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Prof
12、ile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.骰子每一个面的大小不同，它出现的可 能性也就不同。而只有在可能性相等的 情况下游戏才能公平、公正。 6名同学玩“老鹰捉小鸡” 的游戏。小强在一块长方体 橡皮的各面分别写上1，2，3 ，4，5，6。每人选一个数, 然后任意掷出橡皮，朝上的 数是几，选取这个数的人就 来当“老鹰”。你认为小强设计 的方案公平吗？
13、Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.中奖谢谢很遗憾下次 再来活动一活 动 二5个白球5个红球5个黄球(摸到红球中奖)三、选一选（奖品一样，只选一个）Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.
