At louisville university, they are looking into how often students attend football games. here are the results:
-45% of students regularly attend football games
-of those that attend football games regularly, 35% are first-year students, and
-64% are upper-class students
-of those students who do not attend football games regularly, 25% are first
year students and 34% are upper-class students
what is the approximate probability that a randomly selected person will be attending the football game given they are an upper- class student?