Sociologists consider jewish americans an ethnic group because

  In the context of symbolic interactionism, it the study of human conduct and human life. How one’s social life is formed and is being described by one’s perspective of self and others –community, society and etc. In this approach, these 3 views were asserted by Herbert Blumer (1969) as follows: 
1.       People act on a specific object based on how they see or construe it according to their outlook and attribution on the object. 
2.       These certain outlooks and attribution that has been formed by an individual is shaped and reinforced by the people this individual is exposed to. 
3.       These outlooks and attribution are continuously changed and altered based on one’s social environment.