Conditional probability ... player wins the second set, find the probability that she won the first set. First, represent the information on a tree diagram: From the tree diagram, the probability ...

Conditional probability ... player wins the second set, find the probability that she won the first set. First, represent the information on a tree diagram: From the tree diagram, the probability ...

It is different from conditional probability, which refers to the probability that one event will happen when another event takes place. You can visualize joint probabilities using Venn diagrams.