PROBABILITY The probability of an event is a value that describes the chance or likelihood that the event will happen or that the event will end with a particular outcome

RANDOM EVENT This is an activity for which there are a number of different possible endings that could occur. Tossing a coin could land on heads or tails Rolling a die – it could land on 1, 2, 3, 4, 5, 6 Choosing a queen of hearts out of a deck of cards

OUTCOME This is the particular ending or conclusion of an event. Every random event will have a different number of possible outcomes that could occur.

The probability scale and certain, impossible and uncertain events