We are familiar with the basic concept of probability in that the probability of an event occurring can be simply modeled as the number of ways the event can occur divided by all the possible outcomes. For example, if, out of *3,000* people who walked into a store, *1,000* actually bought something, then we could say that the probability of a single person buying an item is as shown:

However, we also have a related concept, called **odds**. The odds of an outcome occurring is the ratio of the number of ways that the outcome occurs divided by every other possible outcome instead of all possible outcomes. In the same example, ...

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