It does mean that when a snap judgement needs to be made the 25 year old Norwegian woman is less likely to be carrying a bomb than Umar Farouk Abdul Mutallab.Does that mean that a blond blue eye Norwegian female is just as likely to be a suicide bomber?
However, if airlines all went to the El Al standard, then one would find out that the Arab was the son of an Archbishop and in Seminary himself. While the Norwegian had been a member of the Communist Party at the University of Oslo and has since then spent lots of time in Saudi Arabia and Yemen with people of radical Islamic tendencies.