Elementary Statistics: A Step by Step Approach is for a beginning statistics courses with a basic algebra prerequisite. The book is non-theoretical, explaining concepts intuitively and teaching problem solving through worked examples and step-by-step instructions.

This edition places more emphasis on conceptual understanding and understanding results. It also features increased emphasis on Excel, Minitab, and the TI-83 Plus and TI-84 Plus graphing calculators; computing technologies commonly used in such courses.

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Features:


Excel Technology Step-by-Step Boxes—These have been updated to reflect Excel 2007.

Z tests and T tests—When s or s1, and s2 are known, the Z tests are used in hypothesis testing. When s or s1, and s2 are unknown, the T tests are used in hypothesis testing.

Data Projects—These are all new and are specific to the areas of Business and Finance, Sports and Leisure, Technology, Health and Wellness, Politics and Economics, and The Classroom.

Technology Answers—In the Answer Appendix solutions are based on the use of tables but in this new edition solutions will also be included for answers derived from technology (calculator, Minitab, Excel, etc.) when there are discrepancies.

Critical Thinking Challenges—These problems extend the material in the chapter and are subsequently solved using the statistical techniques presented in the chapter.