2010·广东揭阳·一模
解题方法
1 . 随机抽取某中学甲、乙两个班各10名同学,测量他们的身高(单位:cm)获得身高数据的茎叶图如下图甲,在样本的20人中,记身高在
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c97e7a2ab7df52ec9c7fb91f8ea88e3.png)
的人数依次为
、
、
、
.图乙是统计样本中身高在一定范围内的人数的算法流程图,由图甲可知甲、乙两班中平均身高较高的是_____ 班;图乙输出的![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447a9718a502491b47072ce013c26a2f.png)
_________ .(用数字作答)
![](https://img.xkw.com/dksih/QBM/2010/9/29/1569844503273472/1569844508540928/STEM/d9ccdca0f8d1487fb840d8db2130a097.png?resizew=271)
![](https://img.xkw.com/dksih/QBM/2010/9/29/1569844503273472/1569844508540928/STEM/d2758824-0296-41bb-a060-a65141efc54e.png?resizew=261)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a28068d83060073702d19d842cf16aca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c97e7a2ab7df52ec9c7fb91f8ea88e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb815c13bdda73175b74f198833282b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04b56e44e4f0424a2b7a45567120a2e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e47cd514b2920609e3781c87df6ab70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447a9718a502491b47072ce013c26a2f.png)
![](https://img.xkw.com/dksih/QBM/2010/9/29/1569844503273472/1569844508540928/STEM/d9ccdca0f8d1487fb840d8db2130a097.png?resizew=271)
![](https://img.xkw.com/dksih/QBM/2010/9/29/1569844503273472/1569844508540928/STEM/d2758824-0296-41bb-a060-a65141efc54e.png?resizew=261)
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