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Finding the likelihood of an event

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Term
Definition
Experiment   An activity involving chance in which results are observed  
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Trial   Each observation of an experiment is a trial  
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Outcome   Each result is an outcome.  
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Event   A set of one or more outcomes is an event  
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Probability of an event {written P(event)}   It measures the likelihood that the event would occur  
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Impossible   0/0% chance that it would happen  
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Unlikely   It could happen, but could not happen because there is little of it (it is uncertain)  
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As likely as not   There is a fifty-fifty chance that something could happen  
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Likely   There is a lot of it, but all of it isn't that kind  
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Certain   It is 100% sure that it is going to happen  
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Sample space   A set of all possible outcomes of an event  
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Probability of an event   number of times the event occurs/ total number of equally likely possible outcomes.  
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Created by: Joanne02468
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