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Multiple choice
In quantum mechanics, the Born rule converts a complex probability amplitude
ψ
(
x
)
\psi(x)
ψ
(
x
)
into the probability of outcome
x
x
x
. What is that probability?
P
(
x
)
=
2
∣
ψ
(
x
)
∣
P(x) = 2|\psi(x)|
P
(
x
)
=
2∣
ψ
(
x
)
∣
P
(
x
)
=
ψ
(
x
)
P(x) = \psi(x)
P
(
x
)
=
ψ
(
x
)
P
(
x
)
=
∣
ψ
(
x
)
∣
2
P(x) = |\psi(x)|^2
P
(
x
)
=
∣
ψ
(
x
)
∣
2
P
(
x
)
=
Re
(
ψ
(
x
)
)
P(x) = \text{Re}(\psi(x))
P
(
x
)
=
Re
(
ψ
(
x
))
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