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List L consists of 21 integers and list M consists of 35 integers. For the integers in L, the average (arithmetic mean) is 20 and the median is 25. For the integers in M, the average is 30 and the median is 25. List K consists of the 56 integers in lists L and M combined.
Quantity A
The average of the integers in K
Quantity B
The median of the integers in K
A显示答案
· 相关考点
5.2.2 中位数 5.2.1 平均值
5.2.2 中位数
5.2.1 平均值
以上解析由 考满分老师提供。
