Conditional Probability

Conditional Probability is the probability of one event occurring, given that another event has already occurred. So, it gives a sense of relationship between two events and the probabilities of the occurrences of those events.

Conditioning on an event: Given events and , with as the probability at which and occur together, is the probability of occurring if has or is assumed to have happened is called conditional probability of and is calculated as:

Types:

• Bayes Theorem
• Chain Rule