Cluster sampling

Definition

Cluster sampling is a method used in research to study a population by dividing it into groups, or clusters, and then randomly selecting some of these clusters to analyze. This approach allows for efficient data collection on a wide range of participants without needing to survey every individual within a population.

Related terms

Population:

The entire group of individuals or entities that researchers are interested in studying or drawing conclusions about.

Random Sampling:

A method of selecting a sample from a population where each member has an equal chance of being chosen.

Survey Research:

A research method involving the use of questionnaires and/or statistical surveys to gather data about people's opinions, thoughts, behaviors, etc.