In presipified study questions of interest arguments supporting the inquiry,the specific procedures of the inquiry are worked out at the beginning of the investigation .Once the design is established ,the researcher implements the study,adhering to original plan as closely as possible. Much of the traditional empirical research in the social sciences is of this kind. Emergent studies have a long tradition in the humanities and in some branches of social sciences.In emergent studies ,the questions of interest ,supporting arguments ,and procedural details are worked out as the study proceeds .Such studies are most frequently employed to investigate natural variation ,to study phenomena afresh/or in all their normal complexity,or to explore the phenomena to see what can be learned.Emergent designs may also be used because researchers lack prior knowledge of phenomenon ,methodological tools are inappropriate or lacking,or situational control in inadequate to conduct a presipified study. read...