Research Design and Sampling Techniques

This research employed a descriptive survey design utilizing a qualitative approach with close-ended questionnaires. The sampling technique was convenience sampling, specifically targeting sweetpotato farmers present at the Goroka Main Market from the designated districts. While not a random sample, this approach allowed for direct engagement with farmers actively involved in sweetpotato cultivation and marketing. Farmers were selected based on their presence in the sweetpotato section of the market during the interview days and their willingness to participate.

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This research used a descriptive survey design with a qualitative approach and convenience sampling to engage sweetpotato farmers at the Goroka Main Market who were willing to participate during designated interview days.