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June 30, 2011
Stuart Marion
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Market Researchers: How long should qualitative interviews ideally be?
Jessica, great question. First, deal with the incentive. If people are incented to participate, that will allow you more time to collect data from them as they are receiving something for their efforts. But even then, the interview duration should not exceed 18 minutes. For ... more
June 14, 2011
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June 13, 2011
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