Use the following situation to answer the prompts that follow:

A sociology student wants to evaluate an existing program in her community. This program claims to help teenagers heal from eating disorders by completing its six-week curriculum and activities. The program is evidence-based and would use the data collected to claim that it is a good investment of public and private monies. The student plans to use experimental research to evaluate the program.

please explain if this type of research study would be based on an interpretivist or positivist methodology.