Research design refers to the analysis of different study types like experimental, correlational, review, descriptive, meta-analytic, hypothesis, case study, data collection, independent and dependent variables, statistical analysis, etc. It is designed to find answers to research questions. Through this book, we have attempted to provide students a detailed explanation of the various fundamental concepts of research design and methodology. It picks up individual concepts and explains their need and contribution in the context of the growth of the subject. The topics introduced in the text cover the basic principles of the subject. The textbook aims to serve as a resource guide for students and facilitate the study of the discipline.