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two-stage sampling
two-stage sampling Two-stage sampling is a sampling method in which researchers first randomly choose groups or clusters from a larger set, then randomly select individual elements from within each chosen group.
Two-stage sampling is a sampling method in which researchers first randomly choose groups or clusters from a larger set, then randomly select individual elements from within each chosen group. In the source packet, the groups are first-stage units and the selected elements within them are second-stage units.