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BASIC PROBABILITY
1.
If two events are collectively exhaustive, what is the probability that one or the other occurs?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
2.
If two events are collectively exhaustive, what is the probability that both occur at the same
time?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
3.
If two events are mutually exclusive, what is the probability that one or the other occurs?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
4.
If two events are mutually exclusive, what is the probability that both occur at the same time?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
5.
If two events are mutually exclusive and collectively exhaustive, what is the probability that both
occur?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
6.
If two events are mutually exclusive and collectively exhaustive, what is the probability that one
or the other occurs?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
7.
If events
A
and
B
are mutually exclusive and collectively exhaustive, what is the probability that
event
A
occurs?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
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8.
If two equally likely events
A
and
B
are mutually exclusive and collectively exhaustive, what is
the probability that event
A
occurs?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
9.
If two equally likely events
A
and
B
are mutually exclusive, what is the probability that event
A
occurs?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
10.
If two equally likely events
A
and
B
are collectively exhaustive, what is the probability that event
A
occurs?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
11. Selection of raffle tickets from a large bowl is an example of
a)
sampling with replacement.
b)
sampling without replacement.
c)
subjective probability.
d)
none of the above
12. If two events are independent, what is the probability that they both occur?
a)
0
b)
0.50
c)
1.00
d)
Cannot be determined from the information given.
13.
If the outcome of event
A
is not affected by event
B
, then events
A
and
B
are said to be
a)
mutually exclusive.
b)
statistically independent.
c)
collectively exhaustive.
d)
none of the above
14.
If event
A
and event
B
cannot occur at the same time, then events
A
and
B
are said to be
a)
mutually exclusive.
b)
statistically independent.
c)
collectively exhaustive.
d)
none of the above
15.
If either event
A
or event
B
must occur, then events
A
and
B
are said to be
a)
mutually exclusive.
b)
statistically independent.
c)
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 Fall '08
 ravi

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