Examlex
A screener is used to eliminate unwanted individuals from potential participation in the research.The screener is likely being used because of over-registration in the sample frame.
Sampling Types
Different methodologies used in statistical analysis for selecting a subset of individuals or items from a population to estimate characteristics of the whole population.
Probability
The measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.
Nonprobability
A sampling technique where elements of the population do not have a known or predetermined chance of being selected.
Text Data
Digital information composed of words, sentences, or paragraphs used in communication or stored in electronic format.
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