group experiment

an experiment in which subsets of individuals serve as the unit of analysis. For example, a researcher could compare the performance of different classrooms rather than of specific students.

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Psychology term of the day

February 25th 2025

essential tremor

trembling of the hands, head, or voice that appears to be hereditary. It is the most common type of movement disorder and is thought to be a benign condition, although its etiology and neurological substrates remain unclear. Also called familial tremor.