Skip to main content
. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: Anim Cogn. 2015 Jul 14;18(6):1317–1329. doi: 10.1007/s10071-015-0901-1

Fig. 1.

Fig. 1

The predictions of the Yerkes-Dodson hypothesis. For a simple task, it posits a positive linear relationship between arousal level and task performance. For a complex task, it posits an inverted U-shaped relationship, wherein increasing arousal level is linked to stronger performance only up to a certain point, after which increasing arousal harms performance