題組內容

III. (i)We have n observations to get OLS regression function 6169292927fe2.jpg .

(2) If we regress 6169299fb0acc.jpgon 616929a6705d6.jpg, let 616929b653bcb.jpg be the intercept and 616929bced916.jpg be the slope of the new regress function, please find 616929c3f2bce.jpg and 616929cda61ed.jpg? (4%)