NURS350 Research in Nursing Week 3 Discussion DQ1 Describe quantitative research designs that are used to support changes in nursing practice. Choose one and explain why you chose it. Give an example of how this research design is used to drive change in nursing practices.DQ2 What is the difference between statistical significance and clinical significance? Explain why statistically significant results in a study do not always mean that the study is clinically significant. Provide an example. Purchase this Tutorial.