Examlex
Sometimes behaviour can't be controlled by conditioning alone because instinctive behaviours get in the way. For example, researchers have taught raccoons to put coins in a piggybank, but eventually the raccoons don't want to give up the coins after they get them. This biological constraint on learning is called
Random Sample
A group of people selected from a broader population, where each person has the same likelihood of being chosen.
Stratified Sample
A sampling technique where the population is divided into subgroups (strata) and samples are drawn from each stratum to ensure representation of the whole population.
Primary Research
The process of gathering original data directly from sources through surveys, interviews, or experiments.
Interviews
Structured conversations where one or more persons ask questions to obtain information from another person, often used in the context of job hiring.
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