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Which of the following terrorist groups carried out the attacks on the Twin Towers of the World Trade Center and the Pentagon,and caused the deaths on a plane that crashed in Shanksville,Pennsylvania?
Haphazard Sampling
A non-systematic and random method of selecting samples, lacking any specific structure or plan.
Cluster Sampling
A probability sampling method in which existing groups or geographic areas, called clusters, are identified. Clusters are randomly sampled and then everyone in the selected clusters participates in the study.
College Cafeteria
A dining establishment located within a college that provides meals to students, faculty, and sometimes the public.
Probability Sampling
Type of sampling procedure in which one is able to specify the probability that any member of the populationwill be included in the sample.
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