differential effect

in parapsychology experiments using Zener cards or similar targets, the finding that a participant shows an above-chance difference in performance under two contrasting conditions of testing (e.g., with two different targets). See also decline effect; focusing effect; position effect; preferential effect; sheep–goat effect.

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Psychology term of the day

May 8th 2024

word-length effect

word-length effect

in a test of memory span, the fact that one can usually remember a greater number of shorter words than longer words. Short-term retention is affected by the length of time it takes to rehearse the words.