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A short excursion of how to treat a
stochastic quantity X
is summarized in the
five
following essentials:
Four statistical essentials
①
A one dimensional
stochastic quantity X
is entirely described by its
probability density f(x)
such that
and that the probability w that
a X b
< ≤
( )
1
f x dx
∞
−∞
=
∫
is given by the integral
60
( )
b
a
w f x dx
=
∫