Question

Records indicate that, in Australia, 65% of secondary students participate in sports, and 71% of secondary students are Australian by birth. They also show that 53% of students are Australian by birth and participate in sport. Using this information, create a Karnaugh Map to find:

a) the probability that a person selected at random is not Australian by birth

b) the probability that a person selected at random is not Australian by birth, and does not participate in sport.