作者xiemt (Do As Infinity)
看板Statistics
標題[問題] 統計問題
時間Tue Nov 15 00:12:33 2005
let X be an continous rv such that E|X| < ∞
show that E|X-c| is minimize if we choose c equal to median of
the distribution of X
請問要怎麼證明@@
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 222.157.56.100