The table shows the percentage of students in each of three grade levels who list soccer as their favorite sport. Soccer
Sophomores
(35%)
50%
Juniors (33%) 45%
Seniors (32%) 30%
+
+
Total (100%)
(0.5/0.35) + (0.45/(0.33) + (0.32X0.3) =
0.4195 or about 42%
Find the probability, rounded to the nearest hundredth, that any student selected from all three grades is a junior who
lists soccer as the favorite sport
Fjunior n soccer) =