study questions

please provide atleast 2 ref each questions and a min 150 words. 

1) Explain why the interpretivist methodology is the best fit   for observational research and ethnographical research. How does the   interpretivist methodology deal with the inevitable biases that any   researcher brings to his or her research?

2)If you were to decide to conduct ethnographic research about   Grand Canyon University, how would you go about doing this? Explain   how your planned research fits the definition of ethnographic research.