Features

Critical Thinking Boxes at the end of most sections help students hone their critical thinking skills by providing additional clarification on specific statistical concepts as a safeguard against incorrect evaluation of information.

Interpretation Boxes in several chapters help students refine their critical thinking and analysis skills further by working to correctly interpret their results in the context of a particular application.

Expand Your Knowledge problems present the geometric mean and the harmonic mean moving averages, correlation of averages odds for and odds against, uniform probability distribution, plus four methods for confidence intervals, probability of two confidence intervals, and serial correlation.

Special margin notes draw attention to more information about a related topic appearing in the Expand Your Knowledge exercises at the end of the section, allowing you to cover additional material as desired and enabling students to learn more about topics they find especially interesting or difficult to grasp.

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Bulleted Chapter Summaries make it easy for students to identify key concepts covered in a chapter and to review the material quickly and effectively when working on class assignments or preparing for a test.

Coverage of regression early in the text makes it easier to provide students with a thorough introduction to essential statistical concepts and helps them to steadily build knowledge and improve their skills throughout the course.

Procedures provide a brief summary of the statistical methods introduced in each chapter section and are followed by specific examples and guided exercises to help students master and apply each procedure.

Cumulative Review Problems appear after every third chapter and integrate concepts introduced in the previous set of chapters, allowing students to regularly reconsider the course material already covered and reinforce key concepts.

Focus Points at the beginning of each section introduce the topics to be covered, allowing students to familiarize themselves with the main ideas in advance and focus their reading and studying more effectively.

Guided Exercises immediately follow selected examples and provide an opportunity for students to explore new concepts. Step-by-step solutions accompanying each exercise allow for immediate self-evaluation and reinforcement.