Topic 5 – Article 3 Summary Choosing The Method of Collecting Data
Outlines <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Stu...
<ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li...
Surveys <ul><li>There are three major types of surveys: </li></ul><ul><li>Mail Survey </li></ul><ul><li>Telephone Survey <...
Mail Survey Advantages Disadvantages you can ask about many things including personal habits hard to get a good sample if ...
How to improve efficiency of Mail Survey <ul><li>advance notice to recipient </li></ul><ul><li>high quality of papers and ...
Telephone Survey Advantages Disadvantages all sessions can be controlled and monitored properly people tend to avoid sales...
Online Survey * * Not Included in the topic. Source: http://www.geog.le.ac.uk/orm/questionnaires/quesads.htm Advantages Di...
<ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li...
Personal Interviews Advantages Disadvantages It is fast and easy way to get data Time pressure Researcher can monitor inte...
Desirable characteristics of interviewers <ul><li>Politeness </li></ul><ul><li>Honesty </li></ul><ul><li>Good knowledge in...
<ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li...
Data Panels <ul><li>Panel is a continuing group that responds periodically to questionnaire. </li></ul><ul><li>The panel m...
Data Panels Advantages Disadvantages possibility to track behavior of the same person or household over a period of time s...
<ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li...
Omnibus Studies <ul><li>Omnibus study is a research in which multiple clients share the cost of conducting research that i...
Omnibus Studies Advantages Disadvantages avoidance of order and content bias in questionnaire Since it can be a survey or ...
<ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li...
Interactive research <ul><li>In interactive research, the participant interacts via computer to questionnaire or exhibit a...
Interactive research Advantages Disadvantages Avoiding costs of interviewers No complicated questions can be asked Provide...
<ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li...
Observations <ul><li>Observation is a controlled recording of events or people's behavior. It can be either personal or me...
<ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li...
Focus Groups <ul><li>Focus group is a small number of respondents who are invited to a discussion about developing new pro...
Focus Groups <ul><li>There are four major types of Focus groups: </li></ul><ul><li>face-to-face </li></ul><ul><li>Telephon...
Thank you [email_address]
Upcoming SlideShare
Loading in …5
×

Choosing the Method of Collecting Data

3,516 views

Published on

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
3,516
On SlideShare
0
From Embeds
0
Number of Embeds
2
Actions
Shares
0
Downloads
112
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Choosing the Method of Collecting Data

  1. 1. Topic 5 – Article 3 Summary Choosing The Method of Collecting Data
  2. 2. Outlines <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  3. 3. <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  4. 4. Surveys <ul><li>There are three major types of surveys: </li></ul><ul><li>Mail Survey </li></ul><ul><li>Telephone Survey </li></ul><ul><li>Online Survey * </li></ul>* Not Included in the topic
  5. 5. Mail Survey Advantages Disadvantages you can ask about many things including personal habits hard to get a good sample if the subject is of interest of respondent, he will spend a long time filling the questionnaire low rate of responses No interruption, the respondent will answer questions in a convenient way Lack of control over respondents Low cost per response responses may have wrong information
  6. 6. How to improve efficiency of Mail Survey <ul><li>advance notice to recipient </li></ul><ul><li>high quality of papers and envelops </li></ul><ul><li>write a cover letter </li></ul><ul><li>include incentives (gifts) </li></ul><ul><li>good questionnaire format </li></ul><ul><li>follow-ups </li></ul>
  7. 7. Telephone Survey Advantages Disadvantages all sessions can be controlled and monitored properly people tend to avoid sales calls low cost per call (usually, research firms use 800 calls) Limited interview time Questionnaire can be computerized and questions can be changed based on respondent’s answer inability to show exhibits
  8. 8. Online Survey * * Not Included in the topic. Source: http://www.geog.le.ac.uk/orm/questionnaires/quesads.htm Advantages Disadvantages Speed and volume of data collection Sample bias Saving in costs Measurement error Flexible design Non-response bias Data accuracy Length, response and drop out rates Access to research population Technical problems Anonymity Ethical issues Respondent acceptability
  9. 9. <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  10. 10. Personal Interviews Advantages Disadvantages It is fast and easy way to get data Time pressure Researcher can monitor interviewers to insure reliability of data Measurement error Sample can be spread geographically High cost of in-home/at-business interviews Interviewer can use exhibits
  11. 11. Desirable characteristics of interviewers <ul><li>Politeness </li></ul><ul><li>Honesty </li></ul><ul><li>Good knowledge in product or service </li></ul><ul><li>Well dressed and looking confident </li></ul>
  12. 12. <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  13. 13. Data Panels <ul><li>Panel is a continuing group that responds periodically to questionnaire. </li></ul><ul><li>The panel may be setup by telephone, mail or personal interview. </li></ul>
  14. 14. Data Panels Advantages Disadvantages possibility to track behavior of the same person or household over a period of time selecting a sample is a hard job, the participation ratio is low low cost turnover ratio (loss of members) is high (20% annually) original self-consciousness of panel members no quick results
  15. 15. <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  16. 16. Omnibus Studies <ul><li>Omnibus study is a research in which multiple clients share the cost of conducting research that is designed for them. </li></ul><ul><li>It can be: Tel. survey or Personal interview </li></ul>
  17. 17. Omnibus Studies Advantages Disadvantages avoidance of order and content bias in questionnaire Since it can be a survey or an interview, the same disadvantages are applicable here. low cost
  18. 18. <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  19. 19. Interactive research <ul><li>In interactive research, the participant interacts via computer to questionnaire or exhibit and It can be in-house or in central location. </li></ul>
  20. 20. Interactive research Advantages Disadvantages Avoiding costs of interviewers No complicated questions can be asked Provide rapid reporting of results No opportunity for asking open-ended questions
  21. 21. <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  22. 22. Observations <ul><li>Observation is a controlled recording of events or people's behavior. It can be either personal or mechanical. </li></ul><ul><li>There might be a problem in systems used for observation. Researcher have to be sure about the quality of data going into system </li></ul>
  23. 23. <ul><li>Surveys </li></ul><ul><li>Personal Interviews </li></ul><ul><li>Data Panels </li></ul><ul><li>Omnibus Studies </li></ul><ul><li>Interactive research </li></ul><ul><li>Observations </li></ul><ul><li>Focus Groups </li></ul>
  24. 24. Focus Groups <ul><li>Focus group is a small number of respondents who are invited to a discussion about developing new product, testing of ads or developing of a questionnaire </li></ul>
  25. 25. Focus Groups <ul><li>There are four major types of Focus groups: </li></ul><ul><li>face-to-face </li></ul><ul><li>Telephone </li></ul><ul><li>Online </li></ul><ul><li>videoconferencing </li></ul>
  26. 26. Thank you [email_address]

×