We thank Mac Mendelsohn, Managing Editor at Course Technology, for his support and enthusiasm for the First Edition of this book. For this edition, our thanks to Jessica Rasile, Content Project Manager, Blue Bungalow Design for the cover design, and Carol A. Loomis, Copyeditor, for their professional attention to all the details of production. Special thanks go to our reviewers, who gave us valuable insights into improving the book in each edition: Aaron S Carl R.
Williams, University of Memphis; Cheryl Dale, William Carey College; Dang Tran, California State University – Los Angeles; Bruce Marsh, Texas A & M University – Kingsvile; Edward J. Williams, University of Michigan – Dearborn; Eric Zivot, University of Washington; Farrokh Alemi, George Mason University; Faye Teer, James Madison University; Gordon Dahl, University of Rochester; Ian Hardie, University of Maryland; Jack Harris, Hobart and William Smith Colleges; Ames E. Pratt, Cornell University; James Zumbrunnen, Colorado State University; John A.
Austin, Jr., Louisiana State University – Shreveport; Kelwyn A. D’Souza, Hampton University; Kevin Griffi n, Eastern Arizona College; Lea Cloninger, University of Illinois at Chicago; Lorrie Hoffman, University of Central Florida; Marion G.
Sobol, Southern Methodist University, and Matthew C. Dixon, USAF Academy. We thank Laura Berk, Peter Berk, Robert Beyer, David Booth, Orlyn Edge, Stephen Friedberg, Maria Gillett, Richard Goldstein, Glenn Hart, Lotus Hershberger, Les Montgomery, Joyce Nervades, Diane Warfi eld, and Kemp Wills for their assistance with the data sets in this book.
We especially want to thank Dr. Jeff Steagall, who wrote some of the original material for Chapter 12, Quality Control. If we have missed anyone, please forgive the omission.