Then the probability of occurrence of the event called its success is denoted by displaystyle P left Erightfrac r n P E nr The probability of non-occurrence of the event called its failure is denoted by. Probability is expressed as a fraction or decimal from 0 to 1. The odds take the probability of an event occurring and divide it by the probability of the event not occurring.
To recall the likelihood of an event happening is called probability.
In math probability is the likelihood that an event will happen. The probability formula is used to compute the probability of an event to occur. Let V of N elements have a property p. Then the probability of occurrence of the event called its success is denoted by displaystyle P left Erightfrac r n P E nr The probability of non-occurrence of the event called its failure is denoted by.