AP Psych. DMA Please take out a piece of paper and complete today’s DMA (don’t forget to leave room for the answers after you write the questions). 1. What is illusory correlation? 2. The statistical measure that indicated the extent to which changes in one factor are accompanied by changes in another is called….? DMA Prologue Psychology’s roots Chap. 1 Psychology as a science Pass-out take-home test Homework •Prologue AND Chapter 1 notes – due Monday, Sept. 19th •Prologue & Chapter 1 take home test – due Monday, Sept. 19th (you will receive the test on 9/15/11) •Deadline to submit FRQs for feedback – Thursday, Sept. 15th •DMAs are due Friday Today’s Agenda Prologue: Psychology’s Roots Definition of Psychology The science of behavior (what we do) and mental processes (sensations, perceptions, dreams, thoughts, beliefs, and feelings) Psychology’s Perspectives Prologue: Contemporary Psychology Psychology’s Perspectives A lot depends on your viewpoint What are the steps in the scientific method? Theory an explanation using The Need for Psychological Science an integrated set of principles that organizes and predicts observations Hypothesis a testable prediction often implied by a theory The Need for Psychological Science Operational Definition a statement of The Need for Psychological Science procedures (operations) used to define research variables Example intelligence may be operationally defined as what an intelligence test measures Smiling Experiment Hypothesis “girls smile more than boys” What are some valid ways to test this? Find a partner and grab a copy of the yearbook page. With your partner - gather data to test the hypothesis Smiling - Operational Definition What were some issues that you had? What is a smile? Researchers must first create an operational definition for what a “smile” is. Operational definition must be precise. Replication repeating the research The Need for Psychological Science study to see whether the basic finding generalizes to other participants and circumstances usually with different participants in different situations Description Psychologists describe behavior using case studies, surveys, and naturalistic observation Prologue & Chapter 1 take home test Everyone needs a copy of the test & a scantron Make sure you: Use a #2 pencil Write your FRQ on a separate piece of paper. Remember that questions from previous chapters are on current chapter tests. Test is due on Monday Prologue & Chapter 1 notes are due on Monday.