The only book on the market that provides a simple nonmathematical presentation of the statistics needed by Six Sigma Green Belts. Every concept is explained in plain English with a minimum of mathematical symbols. Includes real-world examples, step by step instructions and sample output for Minitab and JMP software as well as downloadble, ready to use data sets and templates. Includes applications to service industries to help managers understand the role of Six Sigma in nonmanufacturing industries.
Acknowledgments xvii
About the Author xix
Preface xxi
Chapter 1: Fundamentals of Six Sigma 1
Chapter 2: Introduction to Statistics 7
Chapter 3: Presenting Data in Charts and Tables 23
Chapter 4: Descriptive Statistics 39
Chapter 5: Probability and Probability Distributions 59
Chapter 6: Sampling Distributions and Confidence Intervals 95
Chapter 7: Hypothesis Testing 113
Chapter 8: Design of Experiments 157
Chapter 9: Simple Linear Regression 211
Chapter 10: Multiple Regression 241
Chapter 11: Control Charts for Six Sigma Management 279
Appendix A: Review of Arithmetic and Algebra 321
Appendix B: Summation Notation 329
Appendix C: Statistical Tables 333
Appendix D: Documentation of Data Files 347
Glossary 349
Index 359