956 of car drivers wear seat belts. 64% of car drivers involved in serious accidents die if they do not wear seat belts whereas 12% of those who wear seat belts die. Draw a tree diagram for above situation. Calculate the probability that a car driver will die if he is involved in a serious accident. (0.146) Given that a person had just died in a serious accident, find the probability that he was not wearing his seat belt. (0.2192)