When focus group interviews are used in marketing,

When focus group interviews are used in marketing,

When focus group interviews are used in marketing,


A. each person in the group answers the same questionnaire, to focus the discussion
B. the typical group size is 15 to 20 typical consumers whether online or off-line
C. it is primarily as a follow-up to more quantitative research
D. the research conclusions will vary depending on who watches the interview whether online or off-line