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Mathematics
Problem
Which of the following expressions equals
P
(
A
∣
B
)
P(A\mid B)
P
(
A
∣
B
)
for events
A
A
A
and
B
B
B
with
P
(
B
)
≠
0
P(B)\neq0
P
(
B
)
=
0
? a)
P
(
A
∪
B
)
P
(
B
)
\dfrac{P(A\cup B)}{P(B)}
P
(
B
)
P
(
A
∪
B
)
b)
P
(
A
∩
B
)
P
(
B
)
\dfrac{P(A\cap B)}{P(B)}
P
(
B
)
P
(
A
∩
B
)
c)
P
(
A
∩
B
)
P
(
A
)
\dfrac{P(A\cap B)}{P(A)}
P
(
A
)
P
(
A
∩
B
)
d)
P
(
A
)
P
(
B
)
\dfrac{P(A)}{P(B)}
P
(
B
)
P
(
A
)
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