147.147.149.145.147.178.152.148.148.133中位数
问题描述:
147.147.149.145.147.178.152.148.148.133中位数
答
(147+148)÷2=147.5
147.147.149.145.147.178.152.148.148.133中位数
(147+148)÷2=147.5