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Kwun Tong Government Secondary School Project Learning Course. How to design surveys and questionnaires. Lau Kwok Chi. Survey design involve the followings steps :. Define the objectives of the survey – What you want to know Determine the target population
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Kwun Tong Government Secondary SchoolProject Learning Course How to design surveys and questionnaires Lau Kwok Chi
Survey design involve the followings steps : • Define the objectives of the survey – What you want to know • Determine the target population – From whom you will collect opinions
Sampling • sampling methods – How to find out some people from your target population so that their views are representative of the population • sample size - How many people in your target population you will collect their views
Choose appropriate method of reaching the people • personal interview • telephone interview • Internet • mail
Write the questionnaire – What you will ask • Try out the questionnaire – Is the questionnaire good enough ? • Send out and collect questionnaires
Analyze and present the data • Interpret the Results
Tips in designing questionnaires • Keep the questionnaire brief and concise • Start with an introduction or welcome message • Avoid embarrassing questions on private matters
Tips in designing questionnaires • Reassure your respondent that his or her responses will be kept confidential • List answers in order : 1) Strongly disagree 2)Disagree 3) agree 4)strongly agree
Tips in designing questionnaires • Write questions in both positive and negative directions, and then separate them apart • Examples : • I like doing project. • I dislike doing project.
Tips in designing questionnaires • Avoid leading question/answers • Excellent • Great • Good • Fair • Not so Great Is KTGSS the best school you have ever studied in ? yes/no
Tips in designing questionnaires • Avoid hypothetical question, for example : If you were governor, what would you do to stop crime?
Tips in designing questionnaires Give more precise answers : 1) Strongly agree 2) Agree 3) Disagree 4) Strongly Disagree 1) Agree 2) Disagree • Every Day or More • 2-6 Times a Week • About Once a Week • About Once a Month • Never • Very Often • Often • Sometimes • Rarely • Never
Tips in designing questionnaires • Avoid open-ended questions • Avoid the answer "others" • Avoid the too much answers : Never 2) Rarely 3) Occasionally 4) Fairly often 5) Often 6) Very often 7) Almost always 8) Always
Tips in designing questionnaires • Do not put two questions into one. "Do you buy frozen meat and frozen fish?" "Have you ever bought Product X and, if so, did you like it?" • Avoid technical terms which most people don’t understand
Tips in designing questionnaires • Include neutral answers only when it is necessary 1) Agree 4) Tend to disagree2) Tend to agree 5) Disagree3) Undecided / Don’t know / not applicable (neutral answers)
Sampling methods • Convenience Sampling - "man on the street" • Simple random sampling – use computer to randomly select some people from the population.
Sampling methods • Stratified Random Sampling - dividing your population into subgroups and then taking a simple random sample in each subgroup • Purposive sampling - sample with a purpose in mind
Sample questionnaires • http://leolee.uhome.net/epa/main.htm (good example of errors by students) • http://www.finet.com.hk/book/questions.htm • http://www.hkptu.org.hk/bl23/ • Presentation of results of questionnaire • http://www.dphk.org/survey/medi000223.htm • http://www.dphk.org/survey/recreation010323.htm • Web questionnaire production • http://www.my3q.com/index.phtml?intID=28