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Multiple Choice Quiz
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1
If you were selecting 20 names from two pages in a local telephone directory (which contains approximately 250 names per page), which of the following approaches would be most illustrative of systematic random selection?
A)Identifying 20 random numbers and selecting the corresponding name from the telephone directory.
B)Identifying a random starting point and selecting every 25th name for examination.
C)Selecting the first and last five names on each of the two pages.
D)Identifying the first 20 names on these two pages that have the letter "a" in the last name.
2
In which of the following situations would the use of sampling ordinarily be considered most appropriate?
A)The population is comprised of a relatively small number of items.
B)It is important that a very precise response is provided in answering the question of interest.
C)The population is comprised of a large number of relatively homogenous items.
D)The selection of a subset of items is a difficult and time-consuming process.
3
Sampling ordinarily results in a sacrifice of _________ to gain _________
A)Accuracy; validity.
B)Validity; accuracy.
C)Efficiency; effectiveness.
D)Effectiveness; efficiency.
4
The precision interval is that range of values that has a ________ likelihood of containing the __________.
A)Sampling risk; true population value.
B)Sampling risk; sample estimate.
C)One minus sampling risk; true population value.
D)One minus sampling risk; sample estimate.
5
Which of the following would not be an example of the application of sampling?
A)Examining a subset of students in a class to determine if the average age of a student is greater than some specified level.
B)Examining a subset of passengers on an airplane to determine whether the average number of miles flown per year is greater than some specified level.
C)Examining all members of a graduating class at a university to determine whether their average starting salary is greater than some specified level.
D)Examining a subset of households in a neighborhood to determine if the average family size is greater than some specified level.
6
Which of the following is the most logical reason for the use of sampling to answer a question of interest?
A)Sampling results in a time savings, particularly if the size of the population is large.
B)Sampling provides a more accurate response to the question of interest.
C)Sampling restricts certain items from being selected.
D)Sampling allows more sophisticated measurement and evaluation techniques to be utilized.
7
Assume that you are interested in determining if the average weight of students in your class exceeds 140 pounds. Which of the following sets of conditions would expose you to sampling risk?
A)Sample estimate = 130 pounds; true average = 139 pounds.
B)Sample estimate = 145 pounds; true average = 142 pounds.
C)Sample estimate = 135 pounds; true average = 145 pounds.
D)(b) and (c) above.
8
Sampling risk has a(n) _________ relationship with sample size; that is, as the sampling risk increases, sample size __________.
A)direct; increases.
B)direct; decreases.
C)inverse; increases.
D)inverse; decreases.
9
A method of sample selection in which a series of contiguous units are selected is referred to as:
A)Block selection.
B)Haphazard selection.
C)Systematic random selection.
D)Unrestricted random selection.
10
The precision interval is determined by adding and subtracting precision from the __________.
A)Sample estimate.
B)Sample standard deviation.
C)Sampling risk.
D)True population value.
11
Audit sampling used for tests of controls is known as:
A)Random selection.
B)Statistical selection.
C)Attributes selection.
D)Haphazard selection.
12
When using variables sampling, auditors are primarily concerned with:
A)Risk of incorrect acceptance.
B)Risk of incorrect rejection.
C)Risk of overreliance
D)Risk of underreliance





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