Unlock the power of regression analysis with ‘REGRESSION ANALYSIS: A PRACTICAL INTRODUCTION, 2ND EDITION.’ This essential guide from The Bookish Owl demystifies complex concepts without high-level math, making it perfect for students and researchers in social sciences, business, medicine, and data analytics. Learn to design optimal regression models, interpret results accurately, and avoid common pitfalls, including three unique sources of bias explained visually and through real-world examples. This updated second edition introduces a new chapter on integrity and ethics, offers more international examples, and provides chapter-end summaries and exercises to enhance learning. Ideal for anyone seeking to avoid research mistakes and produce responsible, impactful quantitative work. Supplemental digital resources available.