Price for hotel, they might think differently on how much the hotel might cost
It would seem most likely that the study that would constitute human subjects research would be - a researcher from a school of social work obtains access to students academic records (including identifiable information) to assess the effect of drug awareness programs on student academic achievement. For this study the researcher has specific personal information about the subjects he wants to study, all the subjects are real students, they are all identifiable, they aren't just a number or statistics or anonymous people.
Answer:
Interest groups serve as a means of political participation for their members. The primary goal of interest groups is to influence decision-makers and public policy through advocacy on behalf of members.