The complement of an event is the set of all outcomes that is not .
The complement of event is expressed as ( bar) or .
The probability of an event and its complement always add up to 1 (An event either occurs or it doesn't occur).
When tossing a fair six-sided die, the probability of not getting a 5 would be
When drawing a card from a deck of 52 playing cards, the probability of getting "not King" is