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measurement error

in classical test theory, any difference between an observed score and the true score. Measurement error may arise from flaws in the assessment instrument, mistakes in using the instrument, or random or chance factors. For example, an investigator may obtain biased results from a survey because of problems with question wording or response options, question order, variability in administration, and so forth.

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Psychology term of the day

January 2nd 2025

theism

theism

n. belief in God, especially a personal God considered to be the creator and sustainer of the universe, who cares for and intervenes in creation but is distinct from it. Theism is central to orthodox Judeo-Christian belief and may be distinguished from both deism and pantheism. —theist adj., n.