ODS GRAPHICS ON;
PROC REG DATA=Gas PLOTS(UNPACK);
MODEL lnox = E E2 / CLB; OUTPUT OUT=resid R=resid P=pred;
WHERE Nox > 0.9; RUN; QUIT;
PROC LOESS DATA=resid; MODEL resid = pred / SMOOTH=0.8; RUN; ODS GRAPHICS OFF;
Hi everyone,
above it is the code for quadratic model. For Cook's Distance it still has some outlier which is above 0.2, 0,3 and 0.4. Could you tell me how can I remove these outlier please?
Thanks a lot.