14.2 Probability

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Last updated 4:45 PM on 8/4/22
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10 Terms

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Experiment
A process that gives definite results
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Outcomes
The definite results of an experiment
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Sample space
All of the possible outcomes of an experiment
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Event
If S is the sample space of an experiment, then a(n) ___________ is any subset of the sample space.
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Probability
A measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible
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Impossible event
P(E) = 0
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Certain event
P(E) = 1
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Complement
The _________ of an event E is teh set of outcomes in the sample space that are not in E
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Mutually exclusive
Two events that have no outcome in common are said to be ________
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Independent
When the occurrence of one event doesn't affect the probability of another event, we say that the events are ______.