问题
解答题
数据100，120，80，130，100，90，150的中位数是130______．
答案
先对这组数据按从小到大的顺序重新排序：80，90，100，100，120，130，150．
此组数据个数是奇数个，位于最中间的数是100，
所以这组数的中位数是100．
故答案为：错误．
搜题请搜索小程序“爱下问搜题”
数据100，120，80，130，100，90，150的中位数是130______．
先对这组数据按从小到大的顺序重新排序：80，90，100，100，120，130，150．
此组数据个数是奇数个，位于最中间的数是100，
所以这组数的中位数是100．
故答案为：错误．
| 完形填空。 | ||||
| I work 1 a small shop. It is near a factory. Every day 2 people come to the shop 3 things. My 4 is very near the shop. I get 5 at six, have 6 and then go to work by bike. I put some food in my lunch box. I get to the shop at seven. At seven thirty people begin to get there. They buy 7 , eggs and many other things. I have my lunch 8 . At seven in the evening, we close the shop. I clean the shop and then go home 9 supper. Some people may not think my work 10 good. But I like it very much. | ||||
|