A version of the continuous performance task in which subjects are told to make one response for the letter X when it was preceded by the letter A, and another response for all other stimuli.
Definition contributed by RPoldrack about one year ago.
Fork this term (experimental) Forking tasks is the process of separating the senses, or variations, in the meaning of a task. This process should be used sparingly, and the ability to fork a term is the sole provenance of the curator.