Suppose that one parent has the zombie virus in 15% of families, a second parent has the zombie virus in 20% of families, and both parents have the zombie virus in 3% of families. Are these events independent? What is the probability that the second parent has the zombie virus given that the first parent has zombie virus? 8 a. These two events are independent; 0.20 b. These two events are independent; 0.15 c. These two events are not independent; 0.15 d. These two events are not independent; 0.20