Quantitative & Qualitative

  • face-to-face
  • telephone
  • internet
  • ad hoc
  • regular
    • omnibus
    • panel
  • in-home
  • in a public place
  • in the workplace
  • hall-test
  • PAPI
  • CAPI
  • CATI
  • focus groups and group discussions
  • in-depth interviews
  • case-study