It is an authoritative reference for programmers and developers. For R users it has a wealth of information on learning to use R effectively from efficient and reliable programming to writing packages. “.This is a book that will appeal to readers of diverse backgrounds. There are two special indexes, separate from the main index, covering ‘R Functions and Documentation’ and ‘R Classes and Types.’.I would expect that this book will find a home on a great many bookshelves.” (Biometrics 65, 1313, December 2009) The author has attempted to keep chapters somewhat independent so that not starting from the beginning is an option for more advanced R users who are in need of a reference rather than a tutorial. The necessary terminology that is specific to R is defined over the course of the book and is easy to locate should a reader not start from the beginning. “.Written by one of the developers of R’s predecessor, S, the book’s aim.is to take the reader ‘from user to programmer to contributor’ in R.It is written in plain, clear English. Scheneweiss, Revista Investigación Operacional, Vol. Being written by the father of S programming language, as R is S based, the development of the presentation as well as the advises are good for fitting the minds of the students within the roots of the art of programming with R." (J. This is a valuable book for every body involved in data analysis, not only statisticians. Most of the thesis and practical programming are implemented in this language. "R is nowadays the language used in programming for statistics.
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