grand canyon hlt540 all week discussions latest 2015 [ all 16 discussions ]

| November 9, 2018

week 1Why do you think many healthcare practitioners are often unwilling to change practice patterns, based on research findings? Some practitioners criticize evidence-based practice as “cookbook .homeworkminutes.com/question/view/91997/grand-canyon-hlt540-week-1-and-2-discussions#”>care.” Considering these perceptions, how would you utilize your education and experiences in planning the implementation of a major change?Consider the question: “Why do physicians and nurses kill more people than airline pilots?” Apply your critical thinking skills to this argument and critique the statement. First, do you think it’s true? If it is, what do you think about their rationale? How would you address it if the question were posed to you in a forum?week 2What kinds of extraneous variables (not cited in the studies) do you think could have affected the relationships between the independent variables and the dependent variables in both the Messina et al. and Coyne et al. studies?How effectively do you think the Coyne et al. study and the Messina et al. study both used their review of literature to help the reader understand why the research question was asked? How could they have done it more effectively?week 3Given that there is a documented advantage to the use of an experimental and control group design, discuss why other designs are frequently used, and the situations that may prompt the use of one.Discuss your understanding of the concept of internal validity in a research study, and the impacts of several errors or biases that can reduce the study’s validity.week 4Why do you think so many people have problems with using, interpreting, or applying statistics in making business decisions?As you have learned to evaluate different research studies, what elements seem the most important to you for evaluation of the research’s quality? Why?week 5Discuss the concept of the normal distribution, why it is important, and what you think it means.diss 2When students talk about “grading on the curve,” how does that apply to the normal distribution?week 6Discuss the differences between the concepts of correlation and causality, and why it is critically important to make sure that the differences are understood?What are the indicators for using a t-test? Create a research scenario in which it would be correct to use a t-test, including the research question, sample size, and dependent and independent variables.week What are the indicators for using an ANOVA? Create a research scenario in which it would be correct to use an ANOVA, including the research question, sample size, and dependent and independent variables.What are the indicators for using a regression analysis? Create a research scenario in which it would be correct to use a regression analysis, including the research question, sample size, and dependent and independent variables?week 8Re-visit the roadmap that you began at the start of your program of study. Complete information regarding this course. In the discussion, reflect on how this course meets your career goals. What have you gleaned from the course that will help you in your career path? Respond to at least two other classmates.Discuss your thoughts about the ethics of using informed consent vs. blinding the subjects to the expected outcomes of the intervention. Should they be told? How much should they be told? How would the placebo effect be impacted if subjects are told which intervention is being applied to them?

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