Fully revised and updated, this authoritative reference tool covers a broad range of statistical terms in a clear and jargon-free style. Written by authorities in the field, this dictionary provides concise definitions of all the terms likely to be encountered by students of statistics, and anyone who comes into contact with statistical terms will find this dictionary an indispensable source of reference. The entries are also generously illustrated with useful figures and diagrams. Appendices feature a historical calendar of important statistical events, and tables of statistical and mathematical notation. As the most up-to-date dictionary of its kind available, A Dictionary of Statistics is essential for anyone needing a statistics reference tool.