Employment data at a large company reveal that 77% of the workers are married, 40% are college graduates, and that 51% are married, given that they are college graduates. Which of the following statements are true about the events married and college graduate? These events are pairwise disjoint. A worker is either married or a college graduate always. These events are independent events. These events are both independent and pairwise disjoint. None of these above are true