What are the top three areas of job responsibility for the nurse informatist? What do these area deal with?

What are the top three areas of job responsibility for the nurse informatist? What do these area deal with?

1. What are the top three areas of job responsibility for the nurse informatist? What do these area deal with? 2. What is the difference in definitions between qualitative and quantitative research? 3.What are the differences in data collection of each research?