Book excerpt: Essential statistics practice problems with fully-worked solutions Student Workbook to Accompany Introductory Statistics for Business and Economics offers students an invaluable resource for clarifying complex statistical concepts and calculations. Fully-worked answers to all odd-numbered problems in the textbook provide clear explanations of the approach and methods used, while chapter-by-chapter review questions provide additional practice as needed. This new fourth edition aligns with the fourth edition of the text, with new material on graphs, robust estimation, expected value, and more. Real-world examples provide immediate context, and the workbook's self-contained nature makes it adaptable to a variety of courses.