The book Principles of Statistics, provides a balanced and rigorous coverage of all the topics taught to the students of economics, statistics, commerce. This book follows a concept- example-exercise approach in all chapters for better understanding of the topics covered. Some of the special features of this book are: Solid organisation , with presentation of information in a logical, easy-to-group sequence, in corpororating the latest trends in the field of statistics. Application-oriented content, step-by-step explanation of basic concepts, lucidity of style and simplicity of expression for better understanding of the subject. Inclusion of problems from the latest examination papers of Indian universities and professional courses like C.A., I.C.W.A., M.B.A., etc.