
DATA SCIENCE GUIDE
Data Science: A Practical Beginner's Guide
Author: SAKTHI SUBASH K
Want to learn Data Science but don't know where to start?
This book is designed to help beginners understand Data Science step by step. It starts with the basic concepts and gradually introduces the tools and skills used in real-world data work.
With 48 lessons, simple explanations, worked examples and practice tasks, you can build your knowledge at your own pace.
What You Will Learn
Introduction to Data Science and its workflow
Python programming from the basics
NumPy and Pandas for data handling
Data cleaning and Exploratory Data Analysis
Statistics and probability
SQL and database concepts
Data visualisation using Matplotlib
Machine Learning fundamentals
Regression, classification and clustering
Model evaluation and improvement
Deep learning basics
Data engineering and model deployment
Responsible AI, privacy and fairness
What Is Included?
48 learning lessons
Worked examples for better understanding
Practice tasks after lessons
3 practical portfolio project guides
12 Data Science interview questions with answers
A 90-day learning plan
Data Science glossary
Final learning checklist
Who Should Read This Book?
Students who want to enter the Data Science field
Beginners with no programming background
Working professionals who want to learn data skills
People interested in Python and Machine Learning
Self-learners who want a structured starting point
Start with the basics. Practise with real examples. Build your Data Science knowledge one lesson at a time.
This book is a learning guide. Practical coding and project work are needed to build professional skills.



