Posted by haifeng on 2020-06-02 09:16:00 last update 2020-06-02 09:16:00 | Answers (1) | 收藏
Show that if $Y=aX+b$ ($a\neq 0$), then $\rho=\mathrm{Corr}(X,Y)=+1$ or $-1$. Under what conditions will $\rho=+1$?
