求39,24,55,68,38,42,45,31,54,44,47,57,56,29,34,48,48,63,45,39的中位数、众数、平均数
问题描述:
求39,24,55,68,38,42,45,31,54,44,47,57,56,29,34,48,48,63,45,39的中位数、众数、平均数
答
平均数43.12
众数48
中位数44