Examlex
Rather than focusing on whether nonhuman animals can develop human capabilities such as language, many comparative psychologists study the specific cognitive capabilities that different species have evolved to best adapt to their ecological niche.
Sampling Bias
A statistical bias that occurs when the sample is not representative of the population from which it was drawn.
Representative Sample
A subset of a population that accurately reflects the members of the entire population.
Stratified Sample
A sampling method that divides the population into subgroups and selects samples from each, ensuring representation.
Cross-sectional Sample
A sample that is taken at one specific point in time from a population to study its characteristics.
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