“Cross-sectional designs involve studies of one group at a time and usually refer to a representative sampling of this group.
Longitudinal Design
Longitudinal studies are studies of the same group over a period of time and generally are studies of change” (Hagan, 2010).
What are the pros and cons of using each?
For Cross-sectional design research the disadvantages could possibly be an error in collecting the data that permits the participants to not be honest about past problems, especially are targeted by the researchers to test the hypotheses. Normally the data that is collected on the participants doesn’t show which variable caused and which variable was effected. This causes the data at the end of the research to