population, the entire group of interest or a set of people or things that we want to study., random sample, a sample in which every element in the population has an equal change of being selected or equally likely, sample, a part of the population, representative, typical of all the things in a group, inference, a conclusion based on observation, statistical question, a question that can be answered by collecting data That are expected to vary, bias, to favor one thing over another, survey, to collect data by asking people questions, data, a set of information.

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