This wide-ranging, jargon-free dictionary contains over 2,000 entries on all aspects of statistics, including terms used in computing, mathematics, and probability. It also includes biographical information on over 200 key figures in the field and coverage of statistical journals and societies. While embracing the whole multi-disciplinary spectrum of this complex subject, information is presented in a clear and practical manner. This revised and updated edition features recommended web links for many entries, accessible via the Dictionary of Statistics website, which provide valuable extra information. Entries are generously illustrated with useful figures and diagrams, and include worked examples where applicable. Appendices include a historical calendar of important statistical events, lists of statistical and mathematical notation, and statistical tables. An invaluable dictionary for statistics students and professionals from a wide range of disciplines, including economics, politics, market research, medicine, psychology, pharmaceuticals, and mathematics. Also provides a clear introduction to the subject for the general reader.