1.
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and
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(b)
2.
Sup
7:00
not
(a)
(b)
(c)
3.
Let
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=
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ernary comm
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Find the pr
Suppose th
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ppose that a
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wait at the b
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you arrive
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What is the
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be se
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machine mak
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EL
munication
th probabili
robabilities
hat a 1 is ob
bus arrives
When the bu
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e probability
e condition
at the bus s
ou arrive at
e probability
elected at
}
3/ 4
,
C
kes errors in
ction of erro
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channel is s
ity 1/2, 1/4,
of the outpu
served as an
s at a bus st
us arrives at
y that the bu
nal probabili
stop at 7:05:
t the bus st
y that you m
random f
{
1/ 2
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n a certain
ors that are t
Spring 201
shown in Fi
and 1/4, re
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Fig.
top at a tim
the bus sto
us arrives b
ity that the
:00 and the
top at 7:10
missed the b
from the
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. Are an
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type 1 is
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ig. 1. Suppo
spectively.
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between 7:05
bus will ar
bus has not
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ny of these
with probab
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 Spring '11
 Prof.ShenghuiSong
 Conditional Probability, Probability, Probability theory, Probability space, Bus stop

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