Independent Events and Unions of Events
AP Statistics · Flashcards
AP STATISTICS · FLASHCARDS
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QUESTION
If
P
(
A
)
=
0.2
P(A) = 0.2
P
(
A
)
=
0.2
and
P
(
B
)
=
0.4
P(B) = 0.4
P
(
B
)
=
0.4
, calculate
P
(
A
and
B
)
P(A \text{ and } B)
P
(
A
and
B
)
for independent events.
QUESTION
What is the intersection of events
A
A
A
and
B
B
B
?
QUESTION
What is the probability of the empty set?
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ANSWER
P
(
empty set
)
=
0
P(\text{empty set}) = 0
P
(
empty set
)
=
0
. No outcomes exist in the empty set.
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