CC233 Lecture Notes - Lecture 3: Longitudinal Study, Literature Review
Document Summary
Make observations and interpret what you have observed. Clearly specify what you want to find out. Determine the best way to do it. Helps researchers become more familiar with specific topics. Often done when examining a new interest or subject. Reports on the characteristics of some population, situation or event. Eg: why does city a have a higher crime rate than city b. A specific object to which evidence refers. The kinds of objects from which evidence is collected. Can be the same as units of analysis but not necessarily. Individual data: evidence gathered about cases that are specific individuals. Aggregate data: evidence gathered about cases that are collections of individuals. Cross-sectional study: a study based on observations representing a specific point in time. Longitudinal study: study design involving the collection of data at different points in time. Con: costly, complex design, people may drop out.
