This study examines whether or not having a college education makes a difference in the earnings employees receive.
1. When thinking about the purpose of this study, would you qualify it as explorative, explanatory, or descriptive research? Why?
2. Do you think that the variables in this study (education level and potential earnings) constitute a cause an effect relationship? Why or why not? If not, which element(s) of causality is/are missing?
3. What are the potential limitations of this study? Consider how the data was collected.