1.What are the roles of clinical nurses in critical appraisals of studies?

2.How do mean, median, mode, and standard deviation differ from one another? Support your answers with specific examples.

3.What is the disadvantage of using Mean as a measure of central tendency?

4.How do decision theory, probability theory, inference, and generalization relate to data analysis?

5.What do you understand by the following terms and give an example of how each could be used in nursing research: Frequency distribution. Measures of dispersion Clinical importance Type I and Type II errors.

6.Of the Type I and Type II errors, which one has more potential to adversely affect the patients?

7.What are the roles of clinical nurses in critical appraisals of studies?

8.Describe the following four phases of critical appraisal for a quantitative study: Phase I- Comprehension Phase Phase II- Comparison Phase Phase III- Analysis Phase Phase IV: Evaluation Phase