Mutually Exclusive Events
AP Statistics · Flashcards · Application
AP STATISTICS · FLASHCARDS
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QUESTION
For mutually exclusive events
A
A
A
and
B
B
B
,
P
(
A
)
=
0.4
P(A) = 0.4
P
(
A
)
=
0.4
. Find
P
(
B
)
P(B)
P
(
B
)
if
P
(
A
or
B
)
=
0.7
P(A \text{ or } B) = 0.7
P
(
A
or
B
)
=
0.7
.
QUESTION
If
P
(
A
or
B
)
=
1
P(A \text{ or } B) = 1
P
(
A
or
B
)
=
1
, and
A
A
A
and
B
B
B
are mutually exclusive, what must be true?
QUESTION
Find
P
(
A
and
B
)
P(A \text{ and } B)
P
(
A
and
B
)
for mutually exclusive events
A
A
A
and
B
B
B
.
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ANSWER
P
(
A
and
B
)
=
0
P(A \text{ and } B) = 0
P
(
A
and
B
)
=
0
. Mutually exclusive events have no intersection.
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