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JEE Advanced 2017 Paper 1 Mathematics Q7
Mathematics
Problem
Let
X
X
X
and
Y
Y
Y
be two events such that
P
(
X
)
=
1
/
3
P(X)=1/3
P
(
X
)
=
1/3
,
P
(
X
∣
Y
)
=
1
/
2
P(X\mid Y)=1/2
P
(
X
∣
Y
)
=
1/2
and
P
(
Y
∣
X
)
=
2
/
5
P(Y\mid X)=2/5
P
(
Y
∣
X
)
=
2/5
. Then
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