The design is the structure of any scientific work. It gives direction and systematizes the research. Different types of research designs have different advantages and disadvantages.
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The method you choose will affect your results and how you conclude the findings. Most scientists are interested in getting reliable observations that can help the understanding of a phenomenon.
There are two main approaches to a research problem:
What are the difference between Qualitative and Quantitative Research?
There are various designs which are used in research, all with specific advantages and disadvantages. Which one the scientist uses, depends on the aims of the study and the nature of the phenomenon:
Aim: Observe and Describe
Aim: Determine Causes
Aim: Does the Design Work?
What design you choose depends on different factors.
The full guide - How to create a Survey / Questionnaire
Oskar Blakstad (Jun 17, 2008). Research Designs. Retrieved Nov 28, 2015 from Explorable.com: https://explorable.com/research-designs
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