作者wwwwwww ()
看板Statistics
标题Re: [问题] 相关系数的问题
时间Mon Mar 13 15:34:26 2006
Do simple regressions!
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 59.112.210.31
1F:→ wwwwwww:plus the Cauchy-Schawrz inequality 03/13 15:35
2F:→ wwwwwww:WLOG, assume EA=EB=EC=0 and Var(A)=Var(B)=Var(C)=1. 03/13 16:13
3F:→ wwwwwww:Regress A on B and regress C on B. Then,.... 03/13 16:14