Weiss’s Introductory Statistics, Ninth Edition is the ideal textbook for introductory statistics classes that emphasize statistical reasoning and critical thinking. The Author of this Book is Neil A. Weiss The Author of this Book is Neil A. Array ISBN . Weiss The text is suitable for a one- or two-semester course. Introductory Statistics (9th Edition) available in English. Array ISBN . Comprehensive in its coverage, Weiss’s meticulous style offers careful, detailed explanations to ease the learning process. Introductory Statistics (9th Edition) available in English. With more than 1,000 data sets and more than 2,600 exercises, most using real data, this text takes a data-driven approach that encourages students to apply their knowledge and develop statistical literacy.