Posners cueing task, exogenous

Question 1

Conditions

Answer 1

Valid cue; flash of light where target wil be

invalid cue; flash of light at non-target location

Question 2

Three important facts

Answer 2

Subjects have no choice of using the cue

Validity therefore doesn’t matter

Timing very different, needs to be less than 200 ms

Question 3

Inhibition of return

Answer 3

When the 200 ms is exceded the results get worse

Question 4

Resutls

Answer 4

Valid cue has higher accuracy and faster RT

Invalid has lower acc and slower RT

BUT valid effect only below 200 ms.

Question 5

Resutls

Answer 5

Valid cue has higher accuracy and faster RT

Invalid has lower acc and slower RT

BUT valid effect only below 200 ms.