Is it better to be calm or keyed up before a test? The Yerkes-Dodson law says: somewhere in the middle. Performance rises with arousal up to a point, then falls. And the best point is lower for hard tasks than for easy ones. Set the arousal level, run trials, and map the curve yourself.
Performance vs. arousal
easy taskhard taskyour trials
Map the curvepick a task, set arousal, run trials
The task
Arousal level
Calm and alert35
SleepyPanicked
Last 5 average-
Levels tried0
Your best level-
How to use itPick a task. Move the slider. Press Run 5 trials to see 5 scores at that level. Try at least four different levels, low to high. Then switch tasks and do it again.