Теория вероятностей. Барышева В.К - 126 стр.

UptoLike

ρ = 0
ρ = 1
(X, Y )
X
1 0 1
0 1/12 1/2 1/12
2 1/12 1/6 1/12
M[X|Y = 0] M[X|Y = 2]
cov (X, Y )
X Y
X Y
H X Y
P (X = 1|Y = 0) =
P (X = 1, Y = 0)
P (Y = 0)
=
1/12
2/3
=
1
8
X 1 0 1
P
x
1/6 4/6 1/6
P (X = 0|Y = 0) =
P (X = 0, Y = 0)
P (Y = 0)
=
1/2
2/3
=
3
4
P (X = 1|Y = 0) =
P (X = 1, Y = 0)
P (Y = 0)
=
1/12
2/3
=
1
8
Y 0 2
P
y
2/3 1/3