This book contains a strict and concise description of the most used formulas, terms and concepts in statistics and probability theory. The book is at the university level and is easy to use from the basic parts to the more advance chapters. All student and professionals who use statistic in their field and want a manageable overview of the statistical formulas and terms will find this book helpful. The book includesList of the most used formulasMathematical definitionsClear and concise explanations of terms and conceptsIntroduction to the statistical program RExtensive index