Which of the following would be considered a qualitative approach to collecting custom research? online season-ticket holder surveys in-venue fan intercepts using iPad surveys focus groups direct mail po

Focus Group.

Explanation:

A systematic technique for gathering custom details could be recognized as a focus group.

Focus groups seem to be the type of psychological analysis that has been frequently used during product promotion as well as marketing analytics, however, this is also a traditional tool of sociology.

So, the following are the reason that describes the other options are not appropriate according to the question.

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