X
X
X k
X
10 1 10
20 X
X
X 3
P(X " [3, 4])
[X]
F X
Å„Å‚
t < -2,
ôÅ‚0
ôÅ‚
ôÅ‚1
ôÅ‚
ôÅ‚3
t " [-2, 0),
òÅ‚
1
F (t) = t + 1/2 t " [0, 1),
ôÅ‚3
ôÅ‚
ôÅ‚5
t " [1, 5),
ôÅ‚6
ôÅ‚
ół
1 t e" 5.
P(X " (3, 7)) P(X " [-2, -1]) P(X " [-2, -1)) P(X = 0) P(|X| d" 1)
X [0, 1]
Y = - X
X
g(x) = Cx-21[2,")(x).
C
P(X " [10, 12])
Y = min(6X, X2).