Conditional probability is the likelihood of an event occurring based on the occurrence of an earlier event. The second event is dependent on the first event.

Key points Listing outcomes to find the probability of combined events Examples Questions Using sample space diagrams to find the probability of combined events ...

Joint probability is a statistical measure that calculates the likelihood of two events occurring together and at the same point in time.

Learn about probability of combined events with this BBC Bitesize Maths article. For students between the ages of 11 and 14.