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MR2300 MARKETING RESEARCH WITH PAUL TILLEY Unit 5: Primary Research - Survey Research
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IN THIS VIDEO WE WILL: Part 1 Define Primary research Discuss the nature of surveys in primary Market research. Understand the advantages and disadvantages of surveys Identify the various types of survey error Part 2 Discuss the different ways to conduct Market research surveys and the relative advantages and relative disadvantages of each way. Discuss possible strategies to improve survey response rates
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Stages of the Research Process 1.Problem Discovery and Definition Exploratory Research Secondary Data Research 2. Research Design Primary Research 3. Sampling 4. Data Gathering 5. Data Processing and Analysis 6. Conclusions and Reporting and so on
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PRIMARY RESEARCH Primary research is any type of research that you go out and collect yourself for the purposes of helping to address a particular research problem. Primary data is usually collected through surveys, observations, and experiments.
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PRIMARY RESEARCH
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PRIMARY RESEARCH: SURVEYS This unit will focus on Survey Research. Surveys ask respondents for information using verbal or written questioning
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RESPONDENTS Respondents the people that we survey. They are a representative sample of people in the population.
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GATHERING INFORMATION VIA SURVEYS: ADVANTAGES Quick Inexpensive Efficient Accurate Flexible
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GATHERING INFORMATION VIA SURVEYS: DISADVANTAGES The reliability of survey data may depend on the following factors: Respondents may not feel encouraged to provide accurate, honest answers Respondents may not feel comfortable providing answers that present themselves in a unfavorable manner. Respondents may not be fully aware of their reasons for any given answer because of lack of memory on the subject, or even boredom. Data errors due to question non-responses may exist. The number of respondents who choose to respond to a survey question may be different from those who chose not to respond, thus creating bias. Survey question answer options could lead to unclear data because certain answer options may be interpreted differently by respondents. Customized surveys can run the risk of containing certain types of errors
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SURVEY PROBLEMS Survey Sample Error Poor Design/Improper Execution
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RANDOM SAMPLING ERROR A statistical fluctuation that occurs because of change variation in the elements selected for the sample
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SYSTEMATIC ERROR Systematic error results from some imperfect aspect of the research design or from a mistake in the execution of the research
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RESPONDENT ERROR A classification of sample bias resulting from some respondent action or inaction Nonresponse bias Response bias
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NONRESPONSE ERROR Nonrespondents - people who refuse to cooperate Not-at-homes Self-selection bias Over-represents extreme positions Under-represents indifference
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RESPONSE BIAS A bias that occurs when respondents tend to answer questions with a certain slant that consciously or unconsciously misrepresents the truth
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A category of response bias that results because some individuals tend to agree with all questions or to concur with a particular position.
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A category of response bias that results because response styles vary from person to person; some individuals tend to use extremes when responding to questions. EXTREMITY BIAS
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A response bias that occurs because the presence of the interviewer influences answers. INTERVIEWER BIAS
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AUSPICES BIAS Bias in the responses of subjects caused by the respondents being influenced by the organization conducting the study.
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SOCIAL DESIRABILITY BIAS Bias in responses caused by respondents’ desire, either conscious or unconscious, to gain prestige or appear in a different social role.
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ADMINISTRATIVE ERROR Improper administration of the research task Blunders Confusion Neglect Omission
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ADMINISTRATIVE ERROR Data processing error - incorrect data entry, computer programming, or other procedural errors during the analysis stage.
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ADMINISTRATIVE ERROR Sample selection error - improper sample design or sampling procedure execution.
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ADMINISTRATIVE ERROR Interviewer error - field mistakes
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ADMINISTRATIVE ERROR Interviewer cheating - filling in fake answers or falsifying interviewers
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PART 2 Conducting the Survey
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CONDUCTING MARKETING RESEARCH: COMMUNICATING WITH RESPONDENTS Personal interviews Door-to-door Shopping mall intercepts Telephone interviews Self-administered questionnaires
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PERSONAL INTERVIEWS
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Good Afternoon, my name is _________. I am with _________ survey research company. We are conducting a survey on_________
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DOOR-TO-DOOR PERSONAL INTERVIEW Speed of data collection Moderate to fast Geographical flexibility Limited to moderate Respondent cooperation Excellent Versatility of questioning Quite versatile
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DOOR-TO-DOOR PERSONAL INTERVIEW Questionnaire length Long Item nonresponse Low Possibility of respondent misunderstanding Lowest
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DOOR-TO-DOOR PERSONAL INTERVIEW Degree of interviewer influence of answer High Supervision of interviewers Moderate Anonymity of respondent Low
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DOOR-TO-DOOR PERSONAL INTERVIEW Ease of call back or follow-up Difficult Cost Highest Special features Visual materials may be shown or demonstrated; extended probing possible
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MALL INTERCEPT PERSONAL INTERVIEW Speed of data collection Fast Geographical flexibility Confined, urban bias Respondent cooperation Moderate to low Versatility of questioning Extremely versatile
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MALL INTERCEPT PERSONAL INTERVIEW Speed of Data Collection Fast Geographical Flexibility Confined, urban bias Respondent Cooperation Moderate to low Versatility of Questioning Extremely versatile
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MALL INTERCEPT PERSONAL INTERVIEW Questionnaire length Moderate to long Item nonresponse Medium Possibility of respondent misunderstanding Lowest
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MALL INTERCEPT PERSONAL INTERVIEW Degree of interviewer influence of answers Highest Supervision of interviewers Moderate to high Anonymity of respondent Low
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MALL INTERCEPT PERSONAL INTERVIEW Ease of call back or follow-up Difficult Cost Moderate to high Special features Taste test, viewing of TV commercials possible
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TELEPHONE SURVEYS
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Speed of Data Collection Very fast Geographical Flexibility High Respondent Cooperation Good Versatility of Questioning Moderate
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TELEPHONE SURVEYS Questionnaire Length Moderate Item Nonresponse Medium Possibility of RespondentMisunderstanding Average Degree of Interviewer Influence of Answer Moderate
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TELEPHONE SURVEYS Supervision of interviewers High, especially with central location WATS interviewing Anonymity of respondent Moderate Ease of call back or follow-up Easy
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TELEPHONE SURVEYS Cost Low to moderate Special features Fieldwork and supervision of data collection are simplified; quite adaptable to computer technology
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TELEPHONE SURVEYS Central location interviewing Computer-assisted telephone interviewing Computerized voice-activated interviews
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MAIL SURVEYS
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Speed of data collection Researcher has no control over return of questionnaire; slow Geographical flexibility High Respondent cooperation Moderate--poorly designed questionnaire will have low response rate
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MAIL SURVEYS Versatility of questioning Highly standardized format Questionnaire length Varies depending on incentive Item nonresponse High
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MAIL SURVEYS Possibility of respondent misunderstanding Highest--no interviewer present for clarification Degree of interviewer influence of answer None--interviewer absent Supervision of interviewers Not applicable
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MAIL SURVEYS Anonymity of respondent High Ease of call back or follow-up Easy, but takes time Cost Lowest
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INCREASING RESPONSE RATES Effective cover letter Money helps Interesting questions Follow-ups Advanced notification Survey sponsorship Keying questionnaires
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E-MAIL QUESTIONNAIRE SURVEYS Speed of data collection Instantaneous Geographic flexibility worldwide Cheaper distribution and processing costs
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E-MAIL QUESTIONNAIRE SURVEYS Flexible, but Extensive differences in the capabilities of respondents’ computers and e-mail software limit the types of questions and the layout E-mails are not secure and “eavesdropping” can possibly occur Respondent cooperation Varies depending if e-mail is seen as “spam”
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INTERNET SURVEYS A self-administered questionnaire posted on a Web site. Respondents provide answers to questions displayed online by highlighting a phrase, clicking an icon, or keying in an answer.
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INTERNET SURVEYS Speed of data collection Instantaneous Cost effective Geographic flexibility worldwide Visual and interactive
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INTERNET SURVEYS Respondent cooperation Varies depending on web site Varies depending on type of sample When user does not opt-in or expect a voluntary survey cooperation is low. Self-selection problems in web site visitation surveys - participants tend to be more deeply involved than the average person.
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INTERNET SURVEYS Versatility of questioning Extremely versatile Questionnaire length Individualized base on respondent answers Longer questionnaires with panel samples Item nonresponse Software can assure none
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INTERNET SURVEYS Representative samples The quality of internet samples may vary substantially. A sample of those who visit a web page and voluntarily fill out a questionnaires can have self-selection error.
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INTERNET SURVEYS 1) not all individuals in the general public have internet access 2) many respondents lack powerful computers with high-speed connections to the internet 3) many respondents computer skills will be relatively unsophisticated.
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INTERNET SURVEYS Possibility for respondent misunderstanding High Interviewer influence of answers None Supervision of interviewersnot required
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INTERNET SURVEYS Anonymity of Respondent Respondent can be anonymous or known Ease of Callback or Follow-up difficult unless e-mail address is known Special Features allows graphics and streaming media
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THERE IS NO BEST FORM OF SURVEY; EACH HAS ADVANTAGES AND DISADVANTAGES.
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SELECTED QUESTIONS TO DETERMINE THE APPROPRIATE TECHNIQUE Is the assistance of an interviewer necessary? Are respondents interested in the issues being investigated? Will cooperation be easily attained? How quickly is the information needed? Will the study require a long and complex questionnaire? How large is the budget?
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PRETESTING A trial run with a group of respondents to iron out fundamental problems in the instructions of survey design
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“PRACTICE IS THE BEST OF ALL INSTRUCTORS.” PUBLIUS SYRUS
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