EPFL, spring 2010 – week 3!qualitative analysis

overview ➝  today’s goal – provide basis for as many ideas for

you as possible ➝ brainstorming ➝ competitive analysis ➝  literature research ➝  interviews

➝ brief introduction to qualitative analysis ➝ practical work: ➝ data analysis ➝  literature review

data source vs. approach vs. context

questions answered by source and approach

nice stories but how to analyse?

qualitative analysis - approaches

➝  interpretative techniques "(observer impression)

➝  coding ➝  recursive abstraction "

summaries of summaries ➝ mechanical techniques "

content analysis – counting keywords

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)

coding ➝  complete

transcription of interviews

➝  multi-pass approach

➝  look for themes in individual interviews

➝  develop and refine codes across interviews

coding

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