3. You are a scientist looking to find evidence that a new drug can treat anxiety. Describe the design you would use and comment on the thresholds you would set for significance. (5 marks) 4. What is an EPSP? Describe how an EPSP is generated. (5 marks) 5. Explain the following five schools of thought in Psychology: Structuralism, Functionalism, Behaviorism, Psychodynamics and Cognitive Psychology. Use no more than three sentences to explain each school. (5 marks)