This Fourth Edition includes new sections on graphs, robust estimation, expected value and the bootstrap, in addition to new material on the use of computers. The regression model is well covered, including both nonlinear and multiple regression. The chapters contain many real-life examples and are relatively self-contained, making adaptable to a variety of courses.

Introductory Statistics 2e provides an engaging, practical, and thorough overview of the core concepts and skills taught in most one-semester statistics courses. The text focuses on diverse applications from a variety of fields and societal contexts, including business, healthcare, sciences, sociology, political science, computing, and several others. The material supports students with conceptual narratives, detailed step-by-step examples, and a wealth of illustrations, as well as collaborative exercises, technology integration problems, and statistics labs. The text assumes some knowledge of intermediate algebra, and includes thousands of problems and exercises that offer instructors and students ample opportunity to explore and reinforce useful statistical skills. This is an adaptation of Introductory Statistics 2e by OpenStax. You can access the textbook as pdf for free at openstax.org. Minor editorial changes were made to ensure a better ebook reading experience. Textbook content produced by OpenStax is licensed under a Creative Commons Attribution 4.0 International License.

This brief introduction to business statistics balances a conceptual understanding of statistics with the real-world application of statistical methodology. The essentials version features selected core topics from the authors' market-leading Statistics for Business and Economics, 8th, presented in 13 chapters. It includes the highly-regarded strengths of the longer text, including the problem-scenario approach that uses real-world examples to introduce statistical techniques. Methods, Applications, and Self-Test exercises include hundreds of problems based on real data. Examples and exercises throughout focus on ways that statistics contribute to improving the quality of products and services. This text can also be computer integrated at the discretion of the instructor. Instruction for data analysis based on Microsoft Excel and MINITAB is included in appendices of appropriate chapters. Case problems are also provided with the text, with data sets available on disk for both MINITAB and Excel formats.