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Chapter 9 Vocab
Alll the vocab words for test
16
Mathematics
7th Grade
04/19/2012

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Term
Outcome
Definition
Any of the possible results of action
Term
Simple event
Definition
One outcome or a collection of outcomes
Term
Probability
Definition
The chance of an event happening
Term
Random
Definition
Occuring by chance
Term
Complementry Event
Definition
Two events that either will or will not occur
Term
Sample Space
Definition
the set of all possible outcomesin a probability experiment
Term
Treee diagram
Definition
a diagram used to display the sample space
Term
Fundemental counting principle
Definition
Multiplacationcan be used to find the numberof possible out comesin a sample space
Term
Permutation
Definition
an arrangement or listing of objects in which order is important
Term
Combanation
Definition
an arrangement or listing in which order is not important
Term
Compound event
Definition
two or more simple events
Term
Independent events
Definition
the outcome the outcome of one eventdoesn't effect the outcome of another event
Term
Dependent events
Definition
The outcome of one event affects the outcome of another event
Term
Disjoint events
Definition
Events that cannot happen at the same time (C.I.E tossing and tossing tails at the same time on the same coin)Also called mutally exclusive events
Term
Theoritcal probility
Definition
Is what should happen if all the numbers are even
Term
Experimentaly Probability
Definition
what happens after youve ex rolled the dice a certain amount of times
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