There is a separate sample size formula for estimating a percentage of the population
than for estimating a mean of the population.
Questionnaire design is really a process of several interrelated steps.
The sample size is always related to how representative the sample is of the population.
It is almost always up to the researcher to educate the manager on what might be
acceptable or ‘standard” sample error.
Two variations of computer-administered telephone interview systems are (1) using a
human interviewer and (2) using a computer, sometimes with a synthesized or recorded
voice.
Experimental designs provide procedures for devising an experimental setting, such that
a change in an independent variable may be attributed solely to the change in the
dependent variable while controlling for the effects of complex variables.
The ________ value can be determined using either a percentage or a mean.
A) sampling distribution concept
B) measure of central tendency
C) hypothesized population parameter
D) parameter estimation
E) descriptive analysis
Which of the following designs represents the before-after with control group design?
A) X – O – C
B) E = I X O
C) E = O X O
D) X = E + X + O
E) none of the above
Research objectives:
A) specify all the decision alternatives used in the study.
B) state specifically the best research design that should be used to solve the problem.
C) state specifically what information must be produced to solve the problem.
D) are less specific in aiding the researcher in the search for information.
E) are more important than the problem statement in conducting the study.
Shenron has been interviewing a lot of respondents since 10 A.M. in the morning. It’s
5.30 P.M. and he wants to go home as he is tired. With his final respondent, he forgets
asking a few questions and also forgets to take notes. Which of the following data
collection errors is evident here?
A) respondent misunderstanding
B) interviewer cheating
C) fatigue-related mistakes
D) nonresponse
E) respondent distraction
When respondents have a tendency to respond favorably or unfavorably regardless of
the question, he or she is categorized under:
A) yea or nay-saying pattern.
B) incomplete response.
C) nonresponse to specific questions.
D) attention loss and fatigue.
E) middle-of-the-road pattern.
Which of the following best represents the future of focus groups?
A) Because of their many advantages and the unique abilities added by online focus
groups, the popularity of focus groups is increasing and they are being used on a
worldwide basis.
B) Because it is difficult to interpret focus group results, their usage is declining.
C) Focus groups peaked during the 1980s and saw little growth during the 1990s.
D) Focus group use will go down because single source data is increasing.
E) Because of their many disadvantages and the problems associated with online focus
groups, the popularity of focus groups is decreasing worldwide.
Which of the following refers to a scale having a true zero beginning point?
A) nominal
B) ordinal
C) interval
D) ratio
E) neutral
Which of the following symbols represents the measurement of the complex variable in
an experimental design?
A) O
B) X
C) C
D) Z
E) none of the above answers is correct as there is no such thing as a “complex”
variable
A common ethical code among major associations is to ensure that researchers will not
collect information for more than one client at the same time without explicit
permission from the clients involved. This code falls into the category of:
A) fair dealings with respondents.
B) fair dealings with clients and subcontractors.
C) maintaining research integrity.
D) concern for society.
E) raising ethical sensitivities.
Owners/proprietors of small firms are more likely to take advantage of:
A) specialized internal research teams.
B) research agencies.
C) informal departments organized around budget categories.
D) do-it-yourself research.
E) ad hoc task forces.