求中位数:65,60,58,55,60,62,75,75,60,58,58,65.

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求中位数:65,60,58,55,60,62,75,75,60,58,58,65.求中位数:65,60,58,55,60,62,75,75,60,58,58,65.求中位数:65,60,58,55,6

求中位数:65,60,58,55,60,62,75,75,60,58,58,65.
求中位数:65,60,58,55,60,62,75,75,60,58,58,65.

求中位数:65,60,58,55,60,62,75,75,60,58,58,65.
首先将这12个数从小到大的顺序排列
55,58,58,58,60,60,60,62,65,65,75,75
中位数=第6和第7个数的平均数=(60+60)÷2=60