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Welcome to the eGyanKosh resource page for Unit-4 on Correlation and Regression, specifically designed for IGNOU students pursuing their studies in 2025. This comprehensive study material aims to equip learners with a solid understanding of the fundamental concepts and applications of correlation and regression analysis. Recognizing the importance of these statistical tools in various fields, we’ve made this educational resource available for free download, ensuring that students have easy access to valuable content that will enhance their academic journey. Dive into the intricacies of data analysis and statistical relationships, and prepare to excel in your coursework with the support of our meticulously curated materials.