psychometric model

any theoretical and statistical framework describing how respondents generate their answers to items on a scale or instrument and explaining associated sources of error, which in turn provides a means to determine the reliability of test scores across different testing situations. There are three major approaches: classical test theory, generalizability theory, and item response theory.

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Psychology term of the day

February 25th 2025

salivary reflex

a change in the secretion of the salivary glands caused by unconditioned or conditioned stimulation of their effector nerves. See conditioned response; unconditioned response.