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Random Variables
hard
0:00.0
Let
X
X
X
have PDF
f
(
x
)
=
c
e
−
∣
x
∣
f(x) = c e^{-|x|}
f
(
x
)
=
c
e
−
∣
x
∣
. Find
c
c
c
.
A
1
/
2
1/2
1/2
B
1
1
1
C
2
2
2
D
1
/
π
1/\pi
1/
π
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