The Random task starts an interactive "game" which records the time taken for a patient to fixate within circles presented in random locations on the screen.


To select the Random task, select the Real-time tab at the top of the control screen and then select Random.




This will display the Random task dialog shown below:



Select Continue to run the task.  This will display the test screen as shown below:



The task for the patient is to fixate within the circle showing the red cross.  The circle will then "explode" and another circle will appear at a random location on the screen.  The total time to complete the task is shown when all circles have been fixated upon.