How do I complete these

(1)

Discussion (answer the following questions child obesity * Compare/contrast the four research purposes: descriptive, explanatory, predictive, prescriptive.  * Why can both quantitative and qualitative studies be descriptive?  Give an example of a quantitative and qualitative descriptive study related child obesity * Which database would be helpful? Why did you select the database? **

(2)

Discussions (answer the following questions relative to child obesity)

* Select a single quantitative research study (either descriptive, explanatory, prescriptive, or predictive).  What were the independent variables (IV), dependent variables (DV), and mediating variables (MV) measured in the research study?

* What risk factors were identified, or what recommendations were provided?  What additional risk factor or recommendation could you offer?

*  What theory (theory should be clearly stated in the article) was used to guide the research study?  State the specific name of the theory, as published in the article.  If a theory was not reported, what theory would you suggest and why?