Updated with new chapters on multiple regression and high-level research methods, this 4th edition of Research Methods and Statistics in Psychology delivers all you need to develop a practical understanding of both quantitative and qualitative approaches to research in psychology. In particular, this book guides you through the range of choices and considerations involved in research design, data analysis and report presentation. Your learning is supported by a range of features, both in the book and online. These include: Research Bites, to provide you with practical insights that arise from the most current research practice Test yourself questions, to check your understanding Exercises, to test your knowledge Glossary, to help you with key terms Research evaluation and improvement checklists - quick summaries of best practice for you to refer to Online appendices, including data sets to practice with! And much more... S. Alexander Haslam is Professor of Psychology and Laureate Fellow at the University of Queensland Craig McGarty is an adjunct professor at Western Sydney University Tegan Cruwys is Associate Professor and NHMRC Emerging Leadership Fellow at the Australian National University Niklas K. Steffens is Associate Professor and Director of the Centre for Business and Organisational Psychology at the University of Queensland