The type of research that Mary is going to be doing is what is cxalled the qualitative study.
What is a qualitative study?
This is the term that is used to refer to the type of study that does not require quantitative numbers like the quantitative research.
It often has to do with collecting non quantitative data in order to understand situations.
Read more on qualitative research here:
https://brainly.com/question/24492737
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