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Cards (11)
n(S)
Number of elements in the sample space
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Event
A
Set of
outcomes
where the event
A
occurs
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n(A)
Number of elements in event
A
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P(A)
Probability
of event
A
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Event
B
Set of
outcomes
where the event
B
occurs
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n(B)
Number of elements in event
B
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P(B)
Probability
of event
B
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P(A and B)
Probability of both event A and event B
occurring
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P(A ∩ B)
Probability of both event A and event B
occurring
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Independent events
Events where whatever happens in one event has absolutely
nothing
to do with what will happen next
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Characteristics of independent events
1. The two events are
unrelated
2. You repeat an event with an item whose
numbers
will not
change
3. You repeat the
same
activity, but you REPLACE the item that was
removed
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