Data sCIenCe is the field of study that combines domain expertise, programming

skills, and knowledge of mathematics and statistics to extract meaningful insights

from data. Data science or data-driven science enables better decision-making,

predictive analysis, and pattern discovery. It lets you find the leading cause of a

problem by asking the right questions and performing an exploratory study on the

data. It models the data using various algorithms and communicates and visualizes

the results via graphs, dashboards, etc. This book is based on the latest CBSE

syllabus. The book is divided into two sections: Part A and Part B. Part A includes

the “Employability Skills” and Part B covers the “Subject-specific Skills”. This

book presents the concepts in a very simple language with easy-to-understand

examples adapted from day-to-day utilization of Data science technology. The

chapters are supplemented with figures and additional information in the form of

“DID yoU knoW”. In between the chapters, the students are given a chance

to revise and challenge their understanding with the help of “CheCk yoUr

knoWleDGe” and fun activities. At the end of every chapter, Multiple Choice

Questions, Short and Long answer questions are given. It includes HOTS (Higher

Order Thinking Skills) questions and Applied Projects for advanced and practical

kinds of questions.