On an epistemological level, three distinct paradigms exist, In these three, the form of reality and the role and purpose of knowledge in has different meaning. Positivist, also called empiricist, refer to the same approach that others call quantitative. Similarly, interpretative, constructive, naturalistic, and ethnographic all refer to the same approach others call qualitative; The interpretative and constructive knowledge views have a more subjective view on reality. According to these paradigms, reality and knowledge are never independent of the mind: the object-subject relationship being dependent on each other. The researcher constructs the reality and knowledge not with the aim of predicting and controlling it, but in order to understand1 it better; The constructive view generates knowledge along the research process, which continuously draws an increasingly clear picture of perceived reality, a process through which knowledge is constructed. In comparison, the interpretative view primarily attempts to reveal and understand reality