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Probability

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Term
Definition
Probability   A number from 0 to 1 (or 0% to 100%) that describes how likely an event is to occur.  
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Experiment   In probability, any activity based on a chance, such as tossing a coin.  
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Outcome   A possible result of a probability experiment.  
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Equally like outcomes   Outcomes that have seen the same probability.  
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Certain (probability)   Sure to happen; having a probability of 1.  
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Impossible Probability   Can Never Happen; having a probability of 0.  
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Experimental Probability   The ratio of the number of times an event occurs to the total number of trials, or times that the activity is performed.  
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Trial   A single repletion or observation of an experiment  
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Fundamental counting principal   if one event has m possible outcomes and a second event has n possible outcomes after the first event has occurred, then there are m x n total possible outcomes for the two events.  
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Sample Space   all possible outcomes of an experiment  
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Favorable outcome   An outcome you are looking for when conducting an experiment.  
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Theoretical probability   The ratio of the number of equally likely outcomes in an event to the total number of possible outcomes  
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Fair   When all outcomes of an experiment are equally likely, the experiment is said to be fair.  
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Independent Event   Events for which the outcome of one event does not affect the probability of the other  
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Dependent Event   Events for which the outcome of the first event affects the outcome of the second event.  
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Created by: Hoogie14
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