?Ample examples accompany intuitive explanations to provide readers with a complete introduction to probability theory and applications. ?At the conclusion of each chapter, there are three sets of exercises: problems, theoretical exercises, and problems and exercises for a self-test. ?New - Simplified explanation places an emphasis on greater understanding and clarity. ? Several new and updated exercises and difficulties. ?New - Examples include Example 5b of Chapter 4, which introduces the friendship paradox, and Example 4n of Chapter 3, which deals with computing NCAA basketball tournament win probabilities.