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CSCI 4163/6904, summer 2011. Quiz  Multiple choice  Answer individually - pass in  Then class discussion.

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Presentation on theme: "CSCI 4163/6904, summer 2011. Quiz  Multiple choice  Answer individually - pass in  Then class discussion."— Presentation transcript:

1 CSCI 4163/6904, summer 2011

2 Quiz  Multiple choice  Answer individually - pass in  Then class discussion

3 11. Questionnaires... a. are a quick and easy way to gather information b. are only good for collecting qualitative data c. are only good for collecting quantitative data d. require thought and careful planning

4 2.If you want a high completion rate, you would administer the questionnaire: a. in person b. via (snail) mail c. via email d. using a web-based form

5 3. 3. Before sending out a questionnaire, you should make sure that: a. questions are worded clearly b. the questionnaire can be completed within the desired amount of time c. you can analyze the results d. all of the above

6 4. Which of the following is not an important aspect of a successful questionnaire? a. include only closed questions b. know what statistics you are going to run in advance c. do a pilot questionnaire d. include only understandable, clear questions

7 5. Interviews are: a) Verbally asking participants questions b) Hearing their point of view in their own words c) Both A & B d) Neither A nor B

8 6. Which type of interview allows you to probe participants’ responses? A) Structured B) Unstructured C) Semi-Structured D) Unstructured and Semi-Structured

9 7. Which type of interview allows you to quantitatively compare responses? A) Structured B) Unstructured C) Semi-Structured D) Unstructured and Semi-Structured

10 8. Active listening is… A) Making a conscious effort to hear the words a person is saying B) Making an effort to understand the complete message being sent C) Paying attention to the other person very carefully D) All of the above

11 Exercise  Research topic: Rituals of on-line information seeking behaviour  Questions: What types of information sources are regularly checked? Is it a push or pull paradigm? What is the frequency? What prompts a session to begin? How long does a session usually last? What brings a session to an end (time? Information found? All sources seen?)? Is there multi-tasking?

12 Observation  Watching people, programs, events, communities, etc.  Used to:  Provide information about real-life situations and circumstances  Assess what is happening  Valuable because you cannot rely on participants’ willingness and ability to furnish information

13 When is observation useful?  When you want direct information  When you are trying to understand an ongoing behaviour or process  When there is physical evidence, products, or outcomes that can be readily seen  When other data collection methods seem inappropriate

14 Observations AdvantagesDisadvantages  Most direct measure of behavior  Provides direct information  Easy to complete  Saves time (?)  Can be used in natural or experimental settings  May require training  Observer’s presence may create artificial situation  Potential for bias  Potential to overlook meaningful aspects  Potential for misinterpretation  Difficult to analyze

15 (If unobtrusive…)  Can see things in their natural context  Can see things that may escape conscious awareness, things that are not seen by others  Can discover things that may have been taken for granted  Can learn about things that people might not be willing to talk about  Low potential for generating observer effects

16 Major limitations  Potential for bias  Observer bias  Cultural bias (during observation and interpretation)  Reliability  Ease of categorization  Often used in combination with other methods to provide a more thorough account

17 Types of observation Structured (looking for) Unstructured (looking at) Observing what does not happen may be as important as observing what does happen

18 Planning  Determine who/what to observe  Determine what aspects will be observed (characteristics, attributes, behaviours, etc.)  Determine when/where observations will be made  Develop the observation record sheet  Pilot test the observation record sheet  Train the observers, practice  Collect information, analyze and interpret

19 Observations need to be credible  Observation guide  Recording sheet  Checklist  Field notes  Pictures  Video  Some combination of the above

20 Ecological validity  Is what you are observing representative of usual behaviours?  Unobtrusive?  Task?  Setting?  Tools?

21 If unobtrusive…  Can be hard to understand why….

22 Contextual inquiry  Interviewees are interviewed in their context, when doing their tasks, with as little interference from the interviewer as possible.  Allows probing of “why?”  Can be real-time or record interesting actions for later discussion

23 “Typical” 4 phased approach  Traditional interview  Get an overview, establish trust, start recording  Switch to a master-apprentice relationship  Tell them what you want to observe  Make sure to establish when ok to interrupt  Observe, ask questions  Take notes  Balance need to understand with impact of interruptions  Summarization  Go over observations and your understanding with participant  Make sure that you go it right

24 Other ways of providing context  If natural observation not possible, can ask them to demonstrate specific tasks of interest  Can provide task scenarios and ask them to perform  “Think aloud” aloud protocols

25 Other ways of getting observational data  Logging  Screen recording (check out Camtasia)  Trace data

26 Homework  Advertising Diary exericise for Thurs  Assigned reading w/ questions for Thurs  Read McGrath’s Methodology Matters (submit questions) for Tues


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