Probability is the chance or likelihood that an event will happen.
There are different types of events and one of which is a simple event.
Simple event is the event of a single outcome.
The probability of simple events is the chance that an event will happen.
It is the ratio of the number of favorable outcomes to the number of possible outcomes.
Some examples of simple event in probability are;
i. probability of tossing a coin = 1/2
ii. probability of rolling a dice = 1/6
iii. probability of getting Ace and diamond in a standard deck of cards.