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The component of a Decision Support System that allows users to manipulate the data
and conduct analysis is known as the:
a. Data system.
b. Model system.
c. Dialog system.
d. Information system.
e. Research system.
Which of the following is TRUE?
a. In the randomized response model, the interviewer must know which question is
being answered to determine how many people answered the sensitive question in the
affirmative.
b. Behavior can be linked to demographic characteristics when using the randomized
response model.
c. Recall loss is a term used to describe the situation in which respondents, for whatever
reasons, forget important events that have occurred recently.
d. Generally speaking, the more a respondent has to work to provide an answer to a
researcher's question, the higher the quality of the answer.
e. All of the above are false.
In order to use a table of random numbers to draw a simple random sample, the
researcher must
a. serially number the sample elements.
b. specify the parent population distribution.
c. calculate the population variance.
d. serially number the population elements.
e. assume that the central-limit theorem holds for the population in question.
An oral report that includes a graphical presentation should be used
a. as often as possible as it is the best method.
b. to interpret results.
c. to vividly present the research findings.
d. only if graphs serve the purpose better than text or tables.
e. All of the above apply to oral reports with graphical presentations.
Common problems of using lists as sampling frames include
a. the list is not up-to-date.
b. ineligibles are included in the list.
c. duplicates are included in the list.
d. some members of the desired population are not on the list.
e. All of the above are common problems of using lists.
A test market study is a form of causal research.
a. True
b. False
Which of the following strategies for handling missing data makes maximum use of the
data?
a. Substituting values for the missing data.
b. Reporting the number of blanks as a separate category.
c. Eliminating the case with the missing data in analyses using the variable(s) for which
data is missing.
d. Eliminating questionnaires with missing data.
e. None of the above.
A researcher calculates a chiÂsquare test statistic of 8.56. At α = .05 and ν = 3, the
critical value of the chiÂsquare
statistic is 7.81. What is the appropriate statistical conclusion?
a. Reject the null hypothesis.
b. Can't determine; not enough information given.
c. Fail to reject the null hypothesis.
d. Reject the alternative hypothesis.
e. Conclude that the null hypothesis is true.
Sampling errors are the least manageable of all types of errors.
a. True
b. False
About $30.00 is spent on research each year for every American man, woman and child.
a. True
b. False
