Question 24 - Week 3 Practice | Prasnya
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Week 3
Question 24
00:00
Est. 2 min
Marks:
+3.00
0.00
Suppose
X
X
and
Y
Y
are independent random variables with means
10
10
and
20
20
, and variances
2
2
and
4
4
, respectively. Find the value of
Var
(
X
Y
)
\operatorname{Var}(XY)
. Hint: If
X
X
and
Y
Y
are independent, then
X
2
X^2
and
Y
2
Y^2
are also independent.
Single correct
Medium Difficulty
25 February 2024
A
0
0
B
40000
40000
C
1208
1208
D
Cannot be determined