Quasi-experiments are frequently used as a research method in biological psychology, such as when investigating the behavior of individuals with pre-existing brain damage.
Evaluate the use of quasi-experiments in terms of their validity (both internal and external) as a research method in biological psychology in comparison to the use of laboratory experiments.
82 exam-style questions on Edexcel A Level Psychology Research methods and skills, covering Research methods and skills. Each one has a worked solution and a mark scheme showing where the marks go.