Research design

1. There are three very important elements to every research design that must be considered: Validity, Reliability, and Generalizability. What do these three terms mean and why are they so important? You should consider these when developing your own design.

2. A tremendous amount of research is conducted each year through secondary analysis. What is secondary analysis and what are the advantages and disadvantages of using secondary data? Give an example of a study that was done using secondary data analysis and summarize the findings briefly. Be sure it is peer reviewed.