Evidence-based Practice in Nursing
Answer the following questions in your own words:
i. What is the difference between the independent variable and dependent
variable. Give examples of each
ii. Differentiate between a discrete variable, continuous variable, qualitative
variable and quantitative variable
iii. What are some ways to improve reliability and validity
iv. Levels of measurement are an important factor in determining which type of
chart to use. Explain why this is the case