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Random Variables
easy
0:00.0
PDF:
f
(
x
)
=
k
∗
e
−
2
x
f(x) = k*e^{-2x}
f
(
x
)
=
k
∗
e
−
2
x
for
x
>
=
0
x >= 0
x
>=
0
. What is
k
k
k
?
A
1
B
2
C
e
D
1/2
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