circadian oscillator

a neural circuit with an output that repeats about once per day. A circadian oscillator is located in the suprachiasmatic nucleus of the hypothalamus and is thought to be important in sleep–wake cycles.

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Psychology term of the day

May 10th 2024

psychometric research

studies in the field of psychological measurement. Such research includes the development of new measures and appropriate methods for their scoring, the establishment of reliability and validity evidence for measures, the examination of item and scale properties and their dimensions, and the evaluation of differential item functioning across subgroups. For example, psychometric research could be used to determine whether a new scale is appropriately administered and scored in a specific subpopulation of respondents.