1、试题题目:电脑键盘上的字母为何不按顺序排列?请你来做一项统计,下面是一篇..
发布人:繁体字网(www.fantiz5.com) 发布时间:2015-07-18 07:30:00
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试题原文 |
电脑键盘上的字母为何不按顺序排列?请你来做一项统计,下面是一篇小短文,根据短文中字母a,b出现的机会完成后面提出的问题: Two Trips Jack brought a small plane and began to fly it. He soon became excited and made his plane all kinds of tricks. Jack had a friend,named Tom. One day Jack said to him,“I will pick you up in my plane.““I will be glad to.'answered Tom. They went up,and Jack flew around for half an hour and did all kinds of tricks in the air. Then they came down. Tom was to be back safely,and said to Jack,“Well,Jack,thank you very much for those two trips in your plane.“Jack was very surprised and asked,“Two trips?““Yes,my first and my last.'an-swered Tom. 根据上文填表
出现字母的个数 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 出现字母a的频数 | | | | | | | | 出现字母a的频率 | | | | | | | | 出现字母b的频数 | | | | | | | | 出现字母b的频率 | | | | | | | |
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试题来源:不详
试题题型:解答题
试题难度:中档
适用学段:初中
考察重点:频数与频率
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3、扩展分析:该试题重点查考的考点详细输入如下:
经过对同学们试题原文答题和答案批改分析后,可以看出该题目“电脑键盘上的字母为何不按顺序排列?请你来做一项统计,下面是一篇..”的主要目的是检查您对于考点“初中频数与频率”相关知识的理解。有关该知识点的概要说明可查看:“初中频数与频率”。