Match the key word or idea on the left with its definition or value on the right.
 1. All possible outcomes of a random experiment 
 Probability of an event that always occurs 
 2. The ratio of event outcomes to all possible outcomes 
 Probability of an event that never occurs 
 3. A subset of all possible outcomes 
 Probability of an event 
 4. Events with equal probabilities 
 Event 
 5. 1 
 Equally likely events 
 6. 0 
 Sample Space