Research that studies one or very few as who are special in some way is known as observational research.
What is research?
The term “research” refers to generating and creating new ideas with the help of previous studies and phenomena. Using primary valid sources that have already been published on a subject that is related.
The observational research are the few of the people and the research of the limited group of the people. The choices of the subject are they are react the natural phenomena. They mostly reach on the structured are the analysis of the lab.
As a result, the research that studies one or very few are called the observational research.
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