Conditional probabilities are useful when the occurrence of one event leads to the occurrence of another. If we have two events, A and B, where B has occurred and we want to find the probability of A occurring, we write this as follows:
However, if the two events, A and B, are independent, then we have the following:
Additionally, if , then it is said that B attracts A. However, if A attracts BC, then it repels ...