Environmental factors can significantly impact cognitive performance, including memory retention and recall. For example, some research suggests that brighter ambient lighting levels enhance alertness and improve short-term memory task performance compared to dim lighting. To investigate this further, researchers want to use an experimental method to study the effect of ambient lighting levels (bright vs. dim) on the number of words recalled from a standard list.
Outline one weakness of using a repeated measures design in this study.
201 exam-style questions on OCR A Level Psychology Planning and conducting research. Each one has a worked solution and a mark scheme showing where the marks go.