Examlex
Maya commoners were shorter than nobles, almost certainly a result of what differences?
Average Age
The mean age of a group of individuals, calculated by adding their ages together and dividing by the number of individuals.
Random
A process or selection made without method or conscious decision, which is unpredictable and without a discernible pattern.
Census
A comprehensive count and survey of a population, usually conducted by a government.
Response Rate
The percentage of people who respond or react to a request or stimulus, often used in research or surveys.
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