Chapter 9 ♦ Decision Support Systems and Marketing Research 9-15
2.4 Give an example of (a) the descriptive role of marketing research, (b) the diagnostic role, and (c) the
predictive function of marketing research.
Descriptive marketing research examples should describe gathering and presenting factual statements. Diagnostic
3.1 Critique the following methodologies and suggest more appropriate alternatives:
a. A supermarket was interested in determining its image. It dropped a short questionnaire into the
grocery bag of each customer before putting in the groceries.
The supermarket should have short intercept interviews or phone interviews in order to get more
b. To assess the extent of its trade area, a shopping mall stationed interviewers in the parking lot every
Monday and Friday evening. Interviewers walked up to persons after they had parked their cars and
asked them for their zip codes.
They are surely going to scare customers by casually approaching them and asking for their zip codes.
c. To assess the popularity of a new movie, a major studio invited people to call a 900 number and vote
yes, they would see it again, or no, they would not. Each caller was billed a $2 charge.
People are not going to be willing to pay to vote for a movie. Exit interviews are the way to go for this one.
3.2 You have been charged with determining how to attract more business majors to your school. Write an
outline of the steps you would take, including the sampling procedures, to accomplish the task.
The first step is to define the problem or questions that this research needs to examine. The next step, planning the
3.3 Why are secondary data sometimes preferred to primary data?
3.4 What is a marketing research aggregator? What role do these aggregators play in marketing research?
Companies whose role it is to acquire, catalog, reformat, segment, and resell reports already published by large and
3.5 Discuss when focus groups should and should not be used.