Statistics is a group of methods by which data is collected, organized and analyzed, and then its characteristics are interpreted and presented. Regression, mean, standard deviation, sample size determination and hypothesis testing are some of the methods used in statistical analysis. Statistics is applied in a large number of fields such as machine learning and data mining, statistical computing, business statistics, etc. From theories to research to practical applications, case studies related to all contemporary topics of relevance to to this field have been included in this book. It discusses the fundamentals as well as modern approaches of statistical methodologies. As this field is emerging at a rapid pace, the contents of this book will help the readers understand the modern concepts and applications of the subject.