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Question 21 - Week 1 Practice | Prasnya
Q21
00:00
7 Jul 2024
Q21.
The joint PMF of two discrete random variables
X
X
X
and
Y
Y
Y
is given by the following table. Select the correct options from the following.
A
P
(
X
=
Y
)
=
3
8
P(X=Y)=\frac{3}{8}
P
(
X
=
Y
)
=
8
3
B
P
(
X
=
2
,
Y
=
1
)
=
1
6
P(X=2,Y=1)=\frac{1}{6}
P
(
X
=
2
,
Y
=
1
)
=
6
1
C
P
(
X
≤
2
,
Y
=
0
)
=
7
12
P(X\le2,Y=0)=\frac{7}{12}
P
(
X
≤
2
,
Y
=
0
)
=
12
7
D
P
(
X
≤
2
,
Y
=
0
)
=
1
3
P(X\le2,Y=0)=\frac{1}{3}
P
(
X
≤
2
,
Y
=
0
)
=
3
1
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Details
Q21
00:00
7 Jul 2024
Q21.
The joint PMF of two discrete random variables
X
X
X
and
Y
Y
Y
is given by the following table. Select the correct options from the following.
A
P
(
X
=
Y
)
=
3
8
P(X=Y)=\frac{3}{8}
P
(
X
=
Y
)
=
8
3
B
P
(
X
=
2
,
Y
=
1
)
=
1
6
P(X=2,Y=1)=\frac{1}{6}
P
(
X
=
2
,
Y
=
1
)
=
6
1
C
P
(
X
≤
2
,
Y
=
0
)
=
7
12
P(X\le2,Y=0)=\frac{7}{12}
P
(
X
≤
2
,
Y
=
0
)
=
12
7
D
P
(
X
≤
2
,
Y
=
0
)
=
1
3
P(X\le2,Y=0)=\frac{1}{3}
P
(
X
≤
2
,
Y
=
0
)
=
3
1
Save
Check
Details
