Describing Events in Sample Spaces
Statistics and Probability · Flashcards · Recall
STATISTICS AND PROBABILITY · FLASHCARDS
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QUESTION
What does the complement
A
c
A^c
A
c
represent, relative to sample space
S
S
S
?
QUESTION
What does the union
A
∪
B
A \cup B
A
∪
B
represent in words?
QUESTION
What does it mean if
A
⊆
B
A \subseteq B
A
⊆
B
for events
A
A
A
and
B
B
B
?
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ANSWER
Every outcome in
A
A
A
is also in
B
B
B
. Event
A
A
A
occurring guarantees event
B
B
B
occurs.
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