Hi, I am simply asking about coefficient od determination(R square), is its value more than 1 also posiible. Because it ranges from 0-1. So I want to know that R squre may be more than one. If yes what is its interpretation. Thanking to all of You(R help group). -- Nitish Kumar Mishra Junior Research Fellow BIC, IMTECH, Chandigarh, India E-Mail Address: nitish_km at yahoo.com nitish at imtech.res.in