Therefore, the only way for the researcher to include the views of the entire group is to sample the population or group as a whole. But generalization should only be based on the level of involvement of the population. Furthermore, the level of generalization depends to some extent on the people participating in the study (Will & Jan, 2002). Random samples are mainly used so that all participants have an equal chance of participating. Most quantitative studies on consumption are consistent with statistical studies, but qualitative research is less interested in monitoring than in interpreting phenomena (Payne & Wansink)., 2011,