1
Probability Homework Solution #5
3.13
()
1
[] 0
3
1
[] 1 ( 1) 3
124421116
[] 1 1
333332727
[] ( 0) (0)1
XX
X
PA P X
PB P X PX
PC P X P X F F
PD PX F
โโ
=>=
โโ
โโ
=โฅ==โ=
โโ
โโโโโโ
=โ<=โ<<= โโ=โ=
โโโโโโโโ
โโ โโ โโ
โโ
=<= =
3.14
(a) X is a random variable of mixed type since it is continuous except for
discontinuity at 0 and at 1.
(b)
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