Nursing Discussion 1 and 2 ,250 words each one and assessment question by 12/2/2020 at 6 :00 pm,please add references and citations
Discussion 1Compare independent variables, dependent variables, and extraneous variables. Describe two ways that researchers attempt to control extraneous variables. Support your answer with peer-reviewed articlesDiscussion 2Describe the “levels of evidence” and provide an example of the type of practice change that could result from eachAssesment Question:Can you please pick one of your QUANTitative articles and identify the independent,dependent, and extraneous variables? If it is unclear post the article and see if your classmates can further assist.Why is identifying these variables important?