A random sample is a subset of individuals that are randomly selected from a population of interest. Because researchers usually cannot obtain data from every single person in a group due to time, costs and other constraints, a smaller portion is randomly chosen to represent the entire group as a whole. The goal is to get a sample that is representative of the larger population.
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A
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They were also against allowing new states to join the United States as slave states. Some people were opposed to slavery for moral reasons, and they formed a movement formed in the North called abolitionism. The movement called for the legal end to slavery in all of the United States.