Respond—except when you should stop

This task measures how consistently you make a frequent response while withholding it for an occasional no-go signal.

Prepare to respond quickly

This task is a research proxy and cannot diagnose an attention or impulse-control condition. Data will be recorded for academic research.

One rule, two signals

XGO: press Space or tap
ONO-GO: do not respond

Eight practice trials with feedback come first. No feedback appears during the scored block.

Choose task length

PracticeTrial 1
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