provides a rigorous introduction to basic probability theory and statistical inference, with a unique balance between methodology and theory. Interesting, relevant applications use real life data from actual studies, showing how the concepts and methods can be used to solve some real problems in the field. This revision focuses on improved clarity and deeper understanding. This latest 9th edition is also available in as an enhanced Pearson eText (sold separately). This exciting new version features an embedded version of StatCrunch, allowing statistics students to analyze data sets while reading the book