Examlex
Simple random sampling is more efficient than stratified sampling.
Sorokin
Pitirim Sorokin was a Russian-American sociologist known for his contributions to social cycles theory and for founding the sociology department at Harvard University.
Cyclical Theory
A theory that suggests historical events and stages of society repeat themselves in cycles due to underlying patterns or forces.
Social System
A social system is an interdependent set of cultural and structural elements that interact and influence human behaviour and relationships in a society.
Social Problem
Issues within society that are recognized by a significant number of people as being undesirable or needing improvement.
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