Examlex
When random assignment to experimental and control groups is not possible the researcher may be forced to use a(n) ____________________ design.
Nonprobability Sampling
A sampling method where elements of the population do not have a known or equal chance of being selected, often used for exploratory research or when probability sampling is not feasible.
Probability Sampling
A sampling method that gives every member of the population a known chance of being selected.
Public Opinion Survey
A systematic method of collecting and analyzing individuals' views towards various topics, often used in political science and marketing.
Sampling
The process of selecting a subset of individuals, objects, or observations from a larger population for the purpose of making inferences about the population.
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