Research Design
When trying to make sense of the world using statistics, it’s important to consider which type of research design will provide you with the most accurate answer for the type of question you are asking.Typically, the selection of a particular design involves an amount of horse trading between the extent to which a research environment is able to be controlled versus only being able to be observed, and whether the research goal involves determining some underlying cause for a phenomenon (science), or whether the goal is to optimize the yield or output for a specific process while minimizing effort (technology).
The two main types of research design are;