# conditional probability

(1.1 hours to learn)

## Summary

The conditional probability of an event A given another event B is the probability that A occurs if it's known that B occurs. Conditional probability is fundamental to probabilistic modeling, since it gives a way of accounting for observed evidence.

## Context

This concept has the prerequisites:

## Goals

- Know the definition of conditional probability

- Know how the joint probability of a configuration of random variables decomposes as a product of the conditional probabilities

## See also

-No Additional Notes-