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The probability that an event will not occur is calculated by subtracting the probability of the event occurring from 1. Given that the probability of the event occurring is 0.2, the probability that it will not occur is 1 - 0.2 = 0.8. Thus, there is an 80% chance that the event will not occur.
The chance that a given event will occur usually expressed between the number 0 will not and 1 the event will occur
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Please provide more context or specify which event or situation you are referring to so I can give you an accurate answer.
Probability is the mathematical chance that an event will occur.
The probability that an event will occur plus the probability that it will not occur equals 1.
Probability of success is a mathematical chance that an event will occur.
The chance that a given event will occur, usually expressed between the number 0 (will not occur) and 1 (will occur) is called probability.
How likely it is for an event to occur.
That defines the odds in favour of the event.
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