Which of the following is NOT a key dimension of behavior that should be measured
by the researcher?
a. How much?
b. Where?
c. In what situation?
d. Who?
e. Why?
Which of the following is essentially a sampling frame problem?
a. Refusals
b. No one at home
c. Observation errors
d. Noncoverage errors
e. Designated respondent not at home when interviewer calls
A gas station wants to compare a group of consumers’ overall perceptions of service
with overall perceptions of service for a nearby competitor. This situation calls for the
use of
a. paired sample t-test for means.
b. Analysis of variance (ANOVA).
c. regression analysis.
d. independent samples t-test for means.
e. correlation analysis.
An analyst wishing to present the monthly fluctuations in coffee consumption over the
past two years should probably use a chart.
a. grouped bar
b. pie
c. line
d. stratum
e. divided bar
Which of the following statements concerning the sample standard deviation is FALSE?
a. Sample standard deviation is a measure of the variation in responses.
b. Analysts reporting descriptive statistics for continuous measures should always report
standard deviations along with mean values.
c. Standard deviation is meaningful and appropriate only for interval- and nominal-level
measures.
d. An analyst must be aware of the concerns of spurious precision when reporting
standard deviations.
e. Outliers can have a marked effect the calculation of a standard deviation.
Refer to Scenario 18.1. Assuming that the standard error of estimate for the difference
in means is 1.5, calculate the value of the test statistic that would be used in the
comparison of the two means.
a. 0.75
b. 1.33
c. 1.88
d. 1.96
e. None of the above.
Blunders are errors that occur during editing, coding or especially data entry.
a. True
b. False
The distinguishing feature of nonprobability sampling plans is that
a. they allow an assessment of sampling error.
b. they are not as representative of the population as probability samples.
c. they involve personal judgment somewhere in the selection of sample elements.
d. there is only one basic type of nonprobability sample while there are several types of
probability samples.
e. they tend to be more expensive than probability samples.
Interviewers can make errors in asking any type of question; however, it is a particular
problem with which of the following?
a. Multiple-choice questions
b. Dichotomous questions
c. Scale type of questions
d. Open-ended questions
e. Structured questions
Data such as blogger reviews or social media comments is known as data. a. Structured
b. Random
c. Collected
d. Unstructured
e. Big
Which statement best describes the potential uses of descriptive research?
a. Descriptive research can be used to estimate proportions, describe characteristics, and
make specific predictions.
b. Descriptive research can be used to estimate proportions, generate beginning
hypotheses, and describe characteristics.
c. Descriptive research can be used to establish cause and effect, make specific
predictions, and describe characteristics.
d. Descriptive research can be used to describe characteristics, estimate proportions,
and manipulate independent variables.
e. Descriptive research can be used to generate beginning hypotheses, manipulate
independent variables, and make specific predictions.
Which of the following are most likely to be home when an interviewer calls during a
weekday?
a. Married women without children
b. Single women
c. Married men
d. Married women with young children
e. Single men
Which of the following statements about the concept of causality is TRUE?
a. Scientific methods allow researchers to prove that one thing causes another.
b. The general notion of causality embraces the idea that one thing leads to the
occurrence of another.
c. A researcher can determine that all the other possible causes of an effect have been
eliminated.
d. Both a and b are true.
e. a, b, and c are true.
A researcher unobtrusively stands in the toy section of a retail store and uses a checklist
to note the sequence in which small children handle the toys that are on display. This is
an example of
a. Indirect, disguised observation.
b. Indirect, structured observation.
c. Direct, disguised observation.
d. Direct, unstructured observation.
e. Direct, undisguised observation.
Which of the following does NOT represent the purpose of Big Data or what it is all
about?
a. Understanding current business practices better.
b. Generating more data inputs.
c. Seeking new opportunities to enhance future performance.
d. Establishing the processes to yield insightful outcomes.
e. All of the above are consistent with the value of Big Data.
The best way to display a trend in a research presentation is through the use of a
a. pie chart.
b. line chart.
c. pictograph.
d. bar chart.
e. histogram.
Which of the following statements is INCORRECT with respect to a nominally
classified variable?
a. Counting is the only permissible operation.
b. The median is a permissible measure of central tendency.
c. The only property conveyed by the number is identity.
d. When members of a sample have been classified along a nominal scale, it is possible
to say what percentage of the sample is classified a certain way.
e. The mode is a permissible measure of central tendency.