sperry et al - psychology

BACKGROUND AND AIM

The aim was to investigate the effects of the de-connection and show that each hemisphere has diffrent functions, in other words to map lateralisation of brain function and show that info in one suede of the brain is not accessible to the other side

METHOD AND DESIGN

Sperry (1968) used a quasi experiment in a laboratory with an independant measures design

The independant variable was wheather the individual had a split brain or not

There were dependent variable was the individuals performance on visual and tactile tasks

Sperry’s (1968) study did not have a control group. This was because the effects of not having a split-brain were already known. Therefore, there was no need to have a control group.

PROCEDURE

Participants sat in front of a board with a horizontal rows of lights and were asked to stare at the middle point. The lights…