The process of occurrence in qualitative research is very dependent on the complexity of the problems to be answered and the sharpness of the researchers' traceability in making comparisons during the data collection process. The process, not once, but interacts back and forth.
It may take the form of sketches, synopsis, matrices, and other forms it is very necessary to facilitate the explanation and affirmation of conclusions.
Data reduction results are processed in such a way as to look more fully in their figure. Data reduction is an attempt to deduce data, then sorting through data in certain conceptual units, certain categories, and certain themes. Data collection is interactive with data analysis, data collection is an integral part of data analysis activities.