The World of Data Science : From Basics to Effective Applications

The World of Data Science: From Basics to Effective Applications is a comprehensive and accessible guide designed for beginners and aspiring professionals eager to step into the rapidly expanding field of data science. This book demystifies complex concepts by starting with the essential building blocks statistics, programming, data wrangling, and visualization before gradually guiding readers toward more advanced topics such as machine learning, predictive analytics, and real-world problem-solving.

Through clear explanations, practical examples, and relatable case studies, the book illustrates how data science powers modern industries, from healthcare and finance to marketing and technology. Readers learn not only how data science works but also why it matters, discovering the role of data-driven decision-making in shaping today’s world.

Whether you are a student exploring career options, a professional looking to upskill, or a curious learner fascinated by the impact of data, this book provides the foundation you need. It emphasizes hands-on learning, offering insights into tools like Python, SQL, and popular machine learning libraries, while also covering ethical considerations and best practices for responsible data use.

Engaging, practical, and forward-looking, The World of Data Science equips readers with the knowledge and confidence to apply data science effectively and make meaningful contributions in any domain.

Dr. Shaik Akbar, Professor, CSE–Data Science Department, PSCMRCET, Vijayawada, with a Ph.D. and PDF in CSE, reflecting 22+ years of excellence in teaching, research, and administration. He has authored numerous journal papers, secured multiple patents, presented at conferences, and published several textbooks earning awards for academic contributions. As a project and PhD supervisor, he mentors and nurtures academic growth among students.

V. Navya Sree, Head of the CSE–AI & ML Department at Potti Sriramulu Chalavadi Mallikarjuna Rao College of Engineering and Technology (PSCMRCET), brings 15 years of rich teaching experience. She has published over 15 research papers and holds 3 patents in the field of emerging technologies. In addition to her academic pursuits, she is a successful entrepreneur. Known for her innovative mindset and leadership, she actively bridges the gap between academia and industry, inspiring students to pursue excellence in both technical and entrepreneurial domains.


Mr. Yejaaz Baig, Teaching Assistant in the Department of CSE–Data Science at Potti Sriramulu Chalavadi Mallikarjuna Rao College of Engineering & Technology (PSCMRCET), Vijayawada. He has significantly contributed to the successful organization of innovation-driven and research-focused events. As a dedicated mentor committed to technical excellence, he actively enriches both academic and co-curricular activities. His leadership and continuous pursuit of professional growth strengthen his role in shaping future-ready engineering graduates.