Study of particular group of people in their natural settings.

A systematic collection and evaluation of information which have occurred in the past.

Study of phenomenon or experiences of people.

In-depth analysis or investigation of a certain situation, group of people or an individual.

Process of structuring techniques and strategies that helps researchers solve their problems or answer their inquiry.

A group of individuals that represents the population.

The process of choosing a sample.

The complete group of people, animals or objects that have the same characteristics that the researcher needs.

A kind of sampling method that involves selecting people that are the most convenient for you as a researcher.

A kind of sampling method that is done by asking relevant people if they know someone who will be willing to participate in your research.