Examlex
A sample frame is not a master source of sample units in the population.
Hypotheses
Proposed explanations for a phenomenon, set forth as a starting point for further investigation or experimentation.
Phenomenon
Phenomenon refers to an observable event, fact, or circumstance that can be scientifically investigated to gain understanding or evidence about it, often used to describe unusual or remarkable occurrences.
Social Support Theory
A theory that suggests support from social networks has positive effects on an individual's health and well-being.
Instrumental Support
Refers to the provision of tangible aid and services that directly assist a person in need.
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