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1
Which of the following is a correct statement about a probability?
A)It may range from 0 to 1.
B)It may assume negative values.
C)It may be greater than 1.
D)It cannot be reported to more than 1 decimal place.
2
The definition of a probability is
A)a number between 0 and 1, inclusive
B)summing a set of numbers that that equals 1.
C)the likelihood that an event will happen.
D)an uncertain event.
3
An experiment is a
A)Collection of events.
B)Collection of outcomes.
C)Always greater than 1.
D)The act of taking a measurement or the observation of some activity.
4
Which of the following is not a type of probability?
A)Subjective
B)Independent
C)Relative frequency
D)Classical
5
Two events are independent if
A)One event prevents the occurrence of the other event.
B)The sum of their probabilities is greater than 1.
C)We can count the possible outcomes.
D)The probability of one event happening does not affect the probability of another event happening.
6
The Special Rule of Addition is used to compute
A)The probability of two or more Independent events.
B)The probability of two or more mutually exclusive events
C)The probability of events that total more than one.
D)Subjective probabilities
7
The General Rule of Multiplication is used to compute
A)The probability of two or more dependent events.
B)The probability of two or more independent events.
C)The probability of two or more mutually exclusive events.
D)Subjective probabilities
8
When we find the probability of an event happening by subtracting the probability of the event not happening from 1, we are using
A)Subjective probability
B)The complement rule.
C)The general rule of addition.
D)The special rule of multiplication
9
When we compute the number of possible combinations
A)We are really computing a probability.
B)The order of the outcomes of an experiment is not important.
C)The order of the outcomes of an experiment is important.
D)We multiple the likelihood of two independent trials.
10
Bayes' Theorem says that
A)All events are independent.
B)Some events are mutually exclusive
C)Probabilities can be revised based on new or additional information.
D)P (A) = 1.0 - P(~A)
11
Bayes' Theorem extends the
A)Special Rule of Addition.
B)General Rule of Addition.
C)Special Rule of Multiplication.
D)General Rule of Multiplication.
12
The difference between a permutation and a combination is:
A)In a permutation order is important and in a combination it is not.
B)In a permutation order is not important and in a combination it is important.
C)A combination is based on the classical definition of probability.
D)A permutation is based on the classical definition of probability.





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