Examlex
Food security consists of access by all people at all times to sufficient,safe,and nutritious food for an active and healthy life.
Representative Samples
A subset of a population that accurately reflects the members of the entire population in terms of critical variables.
Sampling Frames
A list or database from which a sample is drawn, representing the entire population or target demographic for a research study.
Nonprobability Sampling
A method of sampling in which not every member of the population has an equal opportunity to be chosen.
Quota Sampling
A non-random sampling technique where the researcher fills quotas from different subgroups of the population.
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