empirical research or empirical study means: data has already been collected and analyzed.
Is qualitative research empirical?
Non empirical research is the study of data from existing information. In non-empirical research the researcher can make a conclusive argument and he can prove the arguments without consulting the data.
Empirical research is research that is done by directly observing something. An example is your basic science experiment that you learn in grade school.
Medical research needs to be empirical in order to be reputable. Anything theoretical is not enough for the general public. For example, saying that coffee helps prevent cancer must be empirical research, and not theoretical.
Empirical evidence is a type of evidence that is used in research. Empirical evidence is evidence that is accumulated through direct observation or experimentation.
this means research articles, your literature review will come from reputable published research.
empirical research is the study that research put himself/herself into practice, e.g. experiments,fieldwork, interview, observation non empirical refers to the study that data gather from existing information, e.g. documentation, literature
Data
In general, theoretical-conceptual articles are largely built on ideas and conceptions supported by previous research. Research-empirical articles are based wholely on researched findings without the interference of opinions.
They obtain empirical evidence by undertaking research. Research includes doing experiments and running surveys.
Empirical research is a method of gaining knowledge through indirect and direct experience and observation. Empirical evidence can be analyzed qualitatively or quantitatively.
Quantitative research is empirical research that uses statistics, numerical data, and mathematics. It is used to answer problems that are not case specific and have a broader reach.