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Random Variables
easy
0:00.0
Let
X
X
X
be a random variable with mean
E
[
X
]
=
4
E[X]=4
E
[
X
]
=
4
. What is
E
[
5
−
X
]
E[5-X]
E
[
5
−
X
]
?
A
1
B
9
C
-1
D
5
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