up-and-down method

a strategy in which the administration of a stimulus event or item depends on a participant’s response to the previous item. The up-and-down method employs fixed, discrete levels and sequential transition rules of moving one level up, moving one level down, or remaining at the current level. Computer adaptive testing is an example.

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Psychology term of the day

May 9th 2024

Hering–Breuer reflex

a nervous mechanism involved in normal breathing, with stimuli from sensory endings in lung tissue limiting inspiration and expiration. [Ewald Hering; Josef Breuer]