A subject has been exposed to three lights flashing in rapid succession every thirty seconds.After many of these trials,the experimenter has two of them flash.If the subject,in error,reports seeing three lights flash for this trial,it is probably because of:

Question

Quizplus · Accepted Answer

Perceptual set refers to the tendency for our expectations and prior experiences to influence our perception of stimuli. In this case, the subject has been exposed to three lights flashing in rapid succession, so their perceptual set may lead them to expect to see three lights even when only two are presented. This can result in an error in perception.

A Subject Has Been Exposed to Three Lights Flashing in Rapid