Research in which the results are captured in words, images, or non-numeric symbols is called:

Research in which the results are captured in words, images, or non-numeric symbols is called: qualitative research.
Quantitative research on the other hand is the research in which the results ate captured via measurement and expressed in numbers that can be analyzed.
The qualitative research is mostly used in social research for understanding of social phenomena, because it is a process of naturalistic inquiry. 

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