An environmental psychologist wants to investigate the impact of environmental scent on cognitive focus. They design a laboratory experiment comparing the effect of a rosemary essential oil scent (Condition A) versus a scentless ambient air control (Condition B) on participants' selective attention, measured by speed and accuracy during a complex proofreading task.
Outline two ways that you have designed this study which support the view that psychology is a science.
276 exam-style questions on OCR A Level Psychology Debates, covering Nature/nurture, Freewill/determinism, Reductionism/holism, Individual/situational explanations, Usefulness of research, Ethical considerations, Conducting socially sensitive research, and Psychology as a science. Each one has a worked solution and a mark scheme showing where the marks go.