Statistics is the science of compilation of numerical data that may represent a social or physical fact. This book on statistics deals with the basic methodology that is followed to derive inferences. Statistics uses the help of aggregation, averages and mean to calculate values of study. Contents included in this book discuss the various techniques through which results on the basis of data, data sets and models can be arrived at. There has been rapid progress in this field and its applications are finding their way across multiple industries. Tools such as sampling, surveys and experiments are a vital part of this field. This book on statistics will be of great help to students and researchers in the fields of economics, number theory and computational statistics.