What is the Posner Task commonly used to study ?
visual attention
What is the common finding of the Posner task?
reaction time is lower when the target appears on the same side of the screen as attention was directed to
What happens in the Posner task when attention is on the opposite side
reaction time is higher
What is the spotlight theory?
anything illuminated by the spotlight can be easily detected
In the spotlight theory can attention be divided between two places?
No
What happens when an additional beam needs to be from one case to another?
increase in time to detect the stimulus since the beam needs to go over the space between the two locations