1. Lecture 5: Chapter 3 Statistics for Psychology David Wallace Croft 2005 May 27 Fri Copyright 2005 David Wallace Croft This work is licensed under the Creative Commons Attribution License 2.0. Creative Commons Attribution License 2.0

2. Quiz Please mute your mobile phones Write your name on a blank piece of paper Quiz will begin at 09:00 When done, turn your paper over At 09:02, I will say, “Pens down” Writing after “Pens down” is cheating Pass your quizzes to your left

3. Outline Announcement Chapter 3 Slides Emphasis Homework Exam Review Next Class Questions

4. Announcement Dallas Area Neuroscience Group Chapter of the Society for Neuroscience www.SfNDANG.org Dr. Philip Boyer, UT Southwestern “Neurodegenerative Diseases of the CNS: Overview of Neuropathology & Research Approaches” 2005 May 27 Fri 16:00 GR 3.302

5. Chapter 3 Correlation Aron and Aron, “Statistics for Psychology”, 3 rd Ed., 2003.

6. Emphasis Francis Galton (1822-1911) Eugenics (1865) Inverted U Cross-product vs. dot product Average of cross-products of Z scores Pearson product-moment correlation coefficient Range of r p < 0.05

7. Homework Chapter 3 Set 1, Problems 1 and 2 Do the rest From raw data, you should know how to –Plot a scatter diagram –Compute the correlation coefficient

8. Exam Review 10 points total on the exam (10%) 50 questions 10/50 = 0.2 points/question (0.2%)

9. Next Class Monday no class Memorial Day Wednesday Read Chapter 4 before class Quiz at start of class Exam will cover Chapters 3, 4, and 5

10. Questions Questions for Class? Post to e-mail list unless personal –http://egroups.com/group/utd-statisticshttp://egroups.com/group/utd-statistics