1.调查暑期间每一个月每天的天气情况用正字的方法记录并填在下面表中

记录一周天气情况完成下表_记录一周的气温变化用什么统计图

（1）将此组数据按照从小到大的顺序排列：9，10，10，10，10.1，11，12，

此组数据是7个，奇数个，所以此组数据的中位数是10；

答：此组数据的中位数是10．

（2）平均温度：（9+10+10+10+10.1+11+12）÷7，

=72.1÷7，

=10.3，

答：这一周的平均温度是10.3．

调查暑期间每一个月每天的天气情况用正字的方法记录并填在下面表中

Today, I worked as a weather announcer for my mother to report the weather conditions in five cities for a week.On Monday, it was light rain in Changde, sunny in Shanghai and Beijing, and cloudy in Hangzhou and Chongqing.Changde and Hangzhou had light rain on Tuesday, Shanghai and Chongqing were overcast, and Beijing was cloudy.It was cloudy in Changde and Shanghai, light rain in Hangzhou and cloudy in Beijing and Chongqing on Wednesday.On Thursday, Changde and Hangzhou had light rain, Shanghai was overcast, Beijing was sunny and Chongqing was cloudy.On Friday, it was sunny in Changde, cloudy in Shanghai, light rain in Hangzhou, and cloudy in Beijing and Chongqing.Saturday was as cloudy as Shanghai, sunny as Beijing and Hangzhou, and sunny as Chongqing.Sunday was sunny in Changde, Beijing, Chongqing, cloudy in Shanghai and cloudy in Hangzhou.More weather forecast for you next time.

1、(1)用画“√”的方法记录： 晴天 √　√　√　√　√　√　√　√　√　√　 阴天 √　√　√　√　√　√　√　√　√ 雨天 √　√　√　√　√　√　√　√　√　√　√　√ (2)统计结果如下。 天气 晴天 阴天 雨天 一共 天数 10 9 12 31 点评 学会用画“√”或写“正”字的方法统计数据，并进行整理。