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stratified sample

   Also found in: Dictionary/thesaurus, Legal, Encyclopedia, Wikipedia 0.01 sec.
stratified sample.
See sample.

sample,
n a selected part of a population that is taken to be representative of the whole population.
sample, random,
n a sample drawn by chance; a sample drawn in such a way that every item in the population has an equal and independent chance of being included in the sample.
sample, stratified,
n a sample derived by dividing the population into a number of nonoverlapping classes or categories from which cases are selected at random, the number of cases selected from each category being proportional to the number therein.


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Although the final result is not a perfect stratified sample due to elimination of several selected units without replacement (because of temporal and financial project constraints), it comes close enough for the goals of the proposed empirical project.
Solicitation of a larger sampling and different demographic segmentations could generate newly defined and stratified sample groups for additional hypothesis testing.
 
 
 
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