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Welcome to eGyanKosh’s comprehensive study resource for Unit-4: Other Designs, which focuses on Correlational Design and Comparative Design. This unit is a vital component of your IGNOU curriculum for 2025, providing in-depth insights and understanding of these essential research methodologies. Whether you’re a student aiming to bolster your knowledge or a researcher seeking to refine your skills, our free downloadable study material is designed to facilitate your learning journey. Explore key concepts, practical applications, and illustrative examples that will empower you to master these designs and enhance your academic pursuits. Download now and take the next step in your educational journey with ease and convenience!