Chapter 9 - Information from respondents: Issues in data collection. In this chapter, the following content will be discussed: Information from surveys, sources of survey error, sources of error in information from respondent, nonresponse errors due to refusals,...
Trang 1Leone and Day
Twelfth Edition
Instructor’s
Presentation Slides
Trang 2Information from Respondents:
Issues in Data Collection
Trang 3Used to Capture a Wide Variety of Information:
▫Attitude
▫Decisions – Focus on process and not the results
▫Measuring the relationship between actions &
needs, desires, preferences, motives and goals
Trang 4Sources of Survey Error
Trang 5Sources of Error in Information from Respondent
Trang 6• Nature of questions and place
• Subject of no interest to the respondent
• Fear
• Invasion of privacy
• Hostility towards sponsor
• Personal bias
• Characteristics of the data collection procedure (e.g., Presidential polls)
Refusals could also occur due to:
Trang 7Some of these problems can be solved by Aidedrecall techniques
Trang 8Due to:
▫Concern about invasion of privacy
▫Time pressure and fatigue
▫Prestige seeking and social desirability response bias
▫Courtesy bias
▫Uninformed response bias
▫Response style
Trang 9This Depends On:
• Respondent’s Impression of the Interviewer
• Questioning, Probing, and Recording
• Fraud and Deceit
Solved by:
• Improving Interviewer Quality
Trang 10• Personal Interview
• Telephone Interview
• Selfadministered survey (e.g. mail, email,
fax, etc.)
Trang 11• Sampling
• Type of Population
• Question Form
• Question Content
• Response Rate
• Costs
• Available Facilities
• Duration of Data Collection
Trang 12From:
• Representation of a marketing activity other than
research as research
• Abuse of respondents’ rights during the data collection process, under the rationale of providing better quality research. E.g.,
Use of survey to obtain names and addresses of prospects for direct marketing
Trang 13• Disguising the purpose of a particular measurement
• Deceiving the prospective respondent as to the true duration of the
interview
• Misrepresenting the compensation in order to gain cooperation
• Not mentioning that a followup interview will be made
• Using projective tests and unobtrusive measures to circumvent the need for a respondent’s consent
• Using hidden tape recorders to record personal interviews
• Conducting simulated product tests in which the identical product is tried
by the respondent except for variations in characteristics, such as color, that have no influence on the quality of a product
• Not debriefing the respondent
Trang 14End of Chapter Nine