30% 8 students is 4% of 200. So, ##22-4=18%## play only football, and ##12-4=8%## play only baseball, and 4% play both. So in total, ##18+4+8=30%## students play a sport (either…
Independent Events The probability of one event happening isn't influenced by the outcome of another. In mathematical terms ## A,B " events", P(AnnB)=P(A)*P(B)## This reads: Probability of A and B…