This year, the CDC reported that 30% of adults received their flu shot. Of those adults who received their flu shot, 20% still got the flu. Of those who did not receive the flu shot, 65% got the flu. A tree diagram. Adult goes to 1 and blank. The arrow going to 1 is labeled 4. From 1, arrows go to 2 and 3. The arrow going to 2 is labeled 5. A partially completed tree diagram is shown. Fill in the indicated labels. Label 1 = Label 2 = Label 3 = Label 4 = Label 5 =