What Does a Research Hierachy Look Like?

Review all the articles (titles provided in document attached) in preparation for this assignment. Using the research hierarchy template (attached), please list one journal article for each of the seven levels of the research hierarchy pyramid (you will NOT need to use all articles to complete the hierarchy; you will use a total of SEVEN of the articles). Articles will not be used in more than a single hierarchy level.
After you have determined one journal article that corresponds with each of the levels of the hierarchy, provide a one to two sentence statement for each article to explain your rationale for selecting it and assigning it to that hierarchical level. you will write one to two sentences, justifying your selection, using the research hierarchy document attached. Learning material document attached.