1. EPFL, spring 2010 – week 3!
qualitative analysis

2. overview
➝ todays goal – provide basis for as many ideas for
you as possible
➝ brainstorming
➝ competitive analysis
➝ literature research
➝ interviews
➝ briefintroduction to qualitative analysis
➝ practical work:
➝ data analysis
➝ literature review

3. data source vs. approach vs. context

4. questions answered by source and approach

5. nice stories but how to analyse?

6. qualitative analysis - approaches
➝ interpretative
techniques "
(observer impression)
➝ coding
➝ recursive abstraction "
summaries of summaries
➝ mechanical techniques "
content analysis – counting keywords

7. coding
➝ summarizing responses into groups
➝ to reduce number of responses
➝ to make comparison easier
➝ in a group
➝ as similar as possible and
➝ as different as possible to every other group
➝ can be done by multiple people to agree on (judges)

8. coding
➝ complete
transcription of
interviews
➝ multi-pass
approach
➝ look for themes
in individual
interviews
➝ develop and
refine codes
across
interviews

9. coding

10. coding – quick and dirty
➝ cut out and sort into groups (assign codes)
➝ akin to card sorting (popular HCI method)
➝ please put remarks on the cover sheet of each
interview for the interviewer/note taker