Speaking rate is an important feature of verbal communication. The speed at which someone talks can vary significantly, which might influence how competent or persuasive they seem to others. Some research suggests that speech rate can affect how persuasive a person is perceived to be. Psychologists want to study this using the experimental method to investigate the effect of a 'fast' compared to a 'slow' rate of speech on how persuasive a speaker is thought to be.
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.