Collins Dictionary of Statistics

Encyclopedic in treatment after each initial definition, the book's entries have been selected primarily to cater for the needs of students studying mathematics at A-level or similar exams, and those studying statistics as part of courses in other disciplines, such as economics, biology and sociology. The second edition of the Collins Dictionary of Statistics has been fully updated and revised to take into account the ways statistical techniques are used in our media-dominated world. The author, Roger Porkess, has become very well known in education and media circles as a result of his challenges to the UK government over the continuing controversy concerning the A-level marking fiasco of 2002. An A-Z survey of statistical terms, measures, tests, estimates and procedures Up-to-date internet links help you explore the subject further Extended features on key topics such as index number and standart deviation